HELP PLS helppppppppppppppppppppppppp

HELP PLS Helppppppppppppppppppppppppp

Answers

Answer 1

Answer:

The number of text messages is 85 ⇒ B

Step-by-step explanation:

To solve this question

Assume that the number of the text message is x and the total cost is yMake a linear equation represented each plan, then equate their total cost (y) to find the number of the text message (x)

The form of the linear equation is y = m x + b, where

m is the rateb is the initial value

Plan A:

∵ The fee per message is $0.10

∴ m = 0.10

∵ The monthly fee is $35

∴ b = 35

∴ The total cost y = 0.10 x + 35

Plan B:

∵ The fee per message is $0.30

∴ m = 0.30

∵ The monthly fee is $18

∴ b = 18

∴ The total cost y = 0.30 x + 18

∵ Both plans cost is the same for one month

→ Equate the right sides of the two equations

∴ 0.30 x + 18 = 0.10 x + 35

→ Subtract 0.10 x from both sides

∴ 0.30 x - 0.10 x + 18 = 0.10 x - 0.10 x + 35

∴ 0.20 x + 18 = 35

→ Subtract 18 from both sides

∴ 0.20 x + 18 - 18 = 35 - 18

∴ 0.20 x = 17

→ Divide both sides by 0.20

∴ [tex]\frac{0.20x}{0.20}=\frac{17}{0.20}[/tex]

∴ x = 85

The number of text messages is 85


Related Questions

are angles 1 and 4 vertical?

Answers

Answer:

vertical 5

Step-by-step explanation:

1 and 4 are definitely vertical. They’re across for one another

Suppose 7 quesadillas is 49 dollars and 2 mexican burritos are 10 dollars. Find the price of 1 quesadilla and 10 mexican burritos. Explain how you set up this algebraic expression.

Answers

Answer:

17$

Step-by-step explanation:

quesadillas =x

burritos =y

7x =49 $

x=49 :7

x=7$cost a quesadillas

2 y =10$

y=10 :2

y=5$cost a burrito

x+10y

7 +2×5

17 $cost 1 quesadilla and 10 burritos

Answer:

1 quesadilla is 7 dollars and 10 burritos are 50 dollars

Explain:

49/7 is 7, so each quesadilla is 7 dollars. Also, 10/2 is 5 dollars, so each burrito is 5 dollars.

Which graph is inverted

y = 1+x^2
y = 1 - x^2
y = x^2 -1
-y = 1 - x^2

Answers

Answer:

Please help me and my question, it would mean alot, I think that the graph inverted is D

Step-by-step explanation:

Subtract using the number line.

​ −35−(−25) ​

Select the location on the number line to plot the difference.

Answers

Answer:

I'm assuming that the answer is -10

Step-by-step explanation:

Because you are being asked to subtract a negative, the two negative signs cancel each other out to make the equation -35+25. So the answer is -10.

Answer:

-1/5 im right hope all of you have a wonderful day

Step-by-step explanation:

the log ride at an amusement park has a single hill with an incline of 127 feet and a decline of 93 feet. If the total horizontal distance between the start of the incline and end of the decline is 132 feet, find the maximum height of the ride

Answers

Answer:

85.02 feet

Step-by-step explanation:

In order to solve this we need to use Herons formula to discover the Area of the triangle and then solving the formula of the area to find the height.

Herons formula starts by calculating the semi-perimeter which is half the perimeter of the Triangle:

[tex]s=\frac{a+b+c}{2}\\ s=\frac{127+93+132}{2}\\s=176[/tex]

Now that we knwo that s= 176 we need to use the second part of the formula:

[tex]A=\sqrt{(S-A)(S-B)(S-C)} \\\\A=\sqrt{(176-127)(176-93)(176-132)}\\A=\sqrt{176(49)(83)(44)} \\A=5612.02[/tex]

So the area is 5612.02, with that we just have to solve the equation for area, which is [tex]A=\frac{B*H}{2}[/tex]

So it would be 2A*B=H

H=2*5612.02*132

H=85.03

Mr. Johnson gave the sales clerk $60 for 3 sweaters that he purchased. The clerk handed him $7.56 in change. Each sweater cost the same amount. What was the cost for each sweater? Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value. . 00 Olo 9 9 O $17.48 O $17.53 O $22.52 O $26.22​

Answers

Answer:
$17.48

Work:
$60-$7.56=$52.44
$52.44%3= $17.48

A principal of $1700 is invested at 6% interest, compounded annually. How much will the investment be worth after 13 years?

Answers

Answer:

$3626

Step-by-step explanation:

1700*(1+0.06)^13=3625.978

Which numbers are less than
-8/3 Select all that apply.

A. -2.6 (repeating)
B.-2.76
C.-2 1/4
D. -11/4
E. -2

Answers

Answer:

B. and D.

Step-by-step explanation:

Answer:

b and d

Step-by-step explanation:

HELPPPPPP ILL GIVE YOU BRAINLIEST.

Answers

Answer:

1- Add 15 to both sides

2- 3x - 15 = 27

3- Already answered

4- 3x = 42

5-  Divide both sides by 3

    x = 14

14 hope this helps pls give me brainliest

URGENT again having difficulty, please answer as soon as possible would be appreciate it :)

Answers

1. X=-2 x=1 x=5/2
2. X=0 x=-1/5 x=4/3 x=1
3.x>-2
4.X>_8

Chelsea
Enter in the missing numbers to create equivalent ratios.
5
2
4
25
20
Enter in the missing numbers

Answers

Step-by-step explanation:

The way to find missing numbers in equivalent ratios is to multiply the means (the first denominator and the second numerator) and multiply the extremes (the first numerator and the second denominator). It sounds really complicated, but it is quite simple =)

2/5 = x/10

The means in this equivalent ration are 5 and x. The extremes are 2 and 10.

5x = 20

Now solve =)

x = 4

That was pretty simple. Let's move on to the next one. Do exactly the same thing here:

4/10 = 6/x

60 = 4x

15 = x

That was pretty simple, too! Keep going!

6/15 = x/25

15x = 15

x = 10

All of these should be equal, so check them by dividing:

2/5 = 0.4

4/10 = 0.4

6/15 = 0.4

10/25 = 0.4

They all check out, so these are your answers: 2/5, 4/10, 6/15, 10/2

pls give brainest

Help
PLZ HELP I’m begging u

Answers

Answer:

Since this is a proportional relationship,

We know that the number which are proportional are a multiple of each other

the number which we can multiply one of the numbers to get the other number is the constant of proportionality

we could check for proportionality by using the following formula:

p1 / s1 = p2/s2 = p3/s3 = p4/s4  if they were equal, we can say that the relation is proportional

The value of any of the above values, p1/s1 , p2/s2 , p3/s3 , p4/s4 is the constant of proportionality

Therefore, the constant of proportionality = 20 / 5 = 4

Answer:

Since this is a proportional relationship,

We know that the number which are proportional are a multiple of each other

the number which we can multiply one of the numbers to get the other number is the constant of proportionality

we could check for proportionality by using the following formula:

p1 / s1 = p2/s2 = p3/s3 = p4/s4  if they were equal, we can say that the relation is proportional

The value of any of the above values, p1/s1 , p2/s2 , p3/s3 , p4/s4 is the constant of proportionality

Therefore, the constant of proportionality = 20 / 5 = 4

Jake won 7 of the 15 races he ran. Write Jake's fraction of decimal. wins as a

Answers

Answer:

0.46

Step-by-step explanation:

Answer:

0.4667

Step-by-step explanation:

First off, we'll interpret the fraction bar to mean "divided by." This means that 7/15 is the same as 7 divided by 15.

Second, you have requested to see 3 decimal places in your answer, so we'll write the 7 as 7.000 instead (a 7 with 3 zeros after the decimal point).

Now, we'll just do what the fraction bar says: divide 7.000 by 15:

And that's about it! 7/15 written as a decimal to 3 decimal places is 0.467

marcus collects donations and sends care packages to troops overseas. He has 36 bars of soap and 24 toothbrushes and wants to arrange the items so the packages are identical. What is the greatest number of packages that Marcus can make using all the soap and toothbrushes?

Answers

Answer:

He can make 12!

Step-by-step explanation:

The greatest number of packages that Marcus can make using all the soap and toothbrushes is 12.

Calculation of the greatest number:

Since it contains  36 bars of soap and 24 toothbrushes

So here the greatest number should be

= number of bars of soap - toothbrushes

= 36-24

= 12

Hence, The greatest number of packages that Marcus can make using all the soap and toothbrushes is 12.

Learn more about number here: https://brainly.com/question/24560327

What is the function equation of this table?

Answers

Answer:

f(x) = x * -3

Step-by-step explanation:

so, you have x and you have f(x), as you can see -4 turns into 12... you basically have to divide, multiply, add or subtract for each value to see what they have in common, here it's easy since -4 * -3 is 12, -2 * -3 is 6, 0 * -3 is 0, etc etc. hope it helped : )

Answer:

y=-3x

Step-by-step explanation:

(0,0) and (1,-3) are two points so 1-0=1 and -3-0=-3 and -3/1= -3.

factor each completely

x²+x-30
A) (x+6)(x + 5)
B) (x – 6)(x – 5)
C) (x + 6)(x – 5)
D) (x + 1)(x + 5)

please

Answers

Answer:
C
You have to do it step by step
x•x-5x+6x-30

Plz help I don’t know what to do it and I need a explanation for it

Answers

Answer:

A function is defined as an equation in which no x value has two y values.  You can find the answer to this via the vertical line test.  If you move a pencil across a graph and it does not touch the graph at two points, then it is a function.  Utilizing this logic, the correct answer is yes, this is a function.

Step-by-step explanation:

The zeros of the function are , 3, and , and the y-intercept of the function is located at .

Answers

Answer:

The zeroes are -1, 3, and -2

The y intercept is located at (0,6)

Step-by-step explanation:

(x+2)=0

x=-2

The easiest way is to use an online graph like desmos and graph the problem there. You can see where the y intercept is.

Helpp me plzzzzzZZzz

Answers

10 +10000 CJ 56 is your answer

Which number line represents he number 0.7?

Answers

I would say A!! Hope that this is correct have a great day!!

Johnny will work 15 hours a week during the l36 week school year, and 40 hours a
week the other 16 weeks of the year. How many hours will he work over the course
of the year?

Answers

15 hours for 36 weeks = 540 hours
40 hours for 16 weeks = 640 hours
540 + 640 = 1,180 hours total

Point-Slope form is used when your are NOT given which of the following. You need all 3 or slope or y-intercept or a point.

Answers

Answer:

y-intercept

Step-by-step explanation:

you only need the slope and points for point-slope form

Why is "3 meals a day" a unit rate?
O It compares 1 meal to 1 day.
O It compares 1 meal to 3 days.
O It compares 3 meals to 1 day.
Olt compares 3 meals to 3 days.

Answers

It compares 3 meals to 1 day!

Answer:

it compares 3 meals to 1 day

15(15b−7)=3b−9 plz help meee

Answers

Answer:

B=16over37

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

15(15b−7)=3b−9

(15)(15b)+(15)(−7)=3b+−9(Distribute)

225b+−105=3b+−9

225b−105=3b−9

Step 2: Subtract 3b from both sides.

225b−105−3b=3b−9−3b

222b−105=−9

Step 3: Add 105 to both sides.

222b−105+105=−9+105

222b=96

Step 4: Divide both sides by 222.

222b

222

=

96

222

Then simplify

Answer:

Step-by-step explanation:

15(15b-7)=3b-9

225b-105=3b-9

        +105     +105

225b=3b+96

/3        /3

75b=b+96

/75      /75

b=b+1.28

NO SOLUTION

Need help please badly

Answers

Answer:

CED is a right angle, CEB=AEB

hopw that helps

Answer:

1st, 2nd, 5th

Step-by-step explanation:

Resplendent quetzal (Pharomachrus mocinno) is a beautiful bird species that lives in the tropical forests of Central America. Assuming that you started a breeding program and you would like to breed resplendent quetzal to produce longer tails. You measured 50 resplendent quetzals and obtained a mean tail length of 85.4 cm. You selected 10 resplendent quetzals with longest tails as breeders. The mean tail length of the breeders is 91.2 cm. After mating, offspring of the resplendent quetzal breeders have a mean tail length of 87.7 cm. What is the heritability of tail length in this resplendent quetzal population

Answers

Answer:

The value is  [tex]H  =0.3966[/tex]

Step-by-step explanation:

From the question we are told that

   The  sample size is  n =  50

  The  mean tail is  [tex]\= x  =  85.4 \cm[/tex]

  The  number  of resplendent quetzals selected as breeders  is  [tex]k =  10[/tex]

   The  mean tail breeders  is  [tex]\= x_1 =  91.2 \ cm[/tex]

   The mean tail of the breeders after mating  [tex]\=  x_2  =  87.7 \ cm[/tex]

   

Generally the selection differential is mathematically represented as

    [tex]D  =  \= x_1 -  \= x [/tex]

=>  [tex]D  = 91.2-  85.4 [/tex]

=>  [tex]D  = 5.8 \  cm [/tex]

Generally the selection response  is mathematically represented as

       [tex]S =  \=  x_2  - \= x[/tex]

=>    [tex]S =  87.7   - 85.4[/tex]

=>    [tex]S =2.3 \  cm [/tex]

Generally the  heritability of tail length in this resplendent quetzal population is mathematically represented as

     [tex]H  =  h^2 =  \frac{S}{D} [/tex]

=>   [tex]H  =  h^2 =  \frac{2.3}{5.8} [/tex]

=>  [tex]H  =  h^2 =  \frac{2.3}{5.8}  [/tex]

=>  [tex]H  =  h^2 = 0.3966/tex]

Ronnie buys 2 pairs of shoes for $50. Write an equation relating the total cost y to the number of pairs of shies x

Answers

y = 50/x each pair of shoes is worth $25

Every day, you buy your lunch for $4 at school. How much money will you spend if you buy your lunch from Monday through Friday for three weeks?

Answers

Answer:

She would spend $60

Step-by-step explanation:

First you would multiply 5 and 4 ,because  there are five days in a week, to get $20. Next you would multiply 20 by 3, because you want to know the total of three weeks, and you would get $60.  

Answer: $60

Step-by-step explanation:

The answer to a multiplication problem
5 x 2 = 10
Sum
Difference
Product
Quotient​

Answers

Answer:

Product

Step-by-step explanation:

A dance studio has fixed monthly costs of $1500 that include rent, utilities, insurance, and advertising. The studio charges $60 for each private lesson but has a variable cost for each lesson of $35 to pay the instructor.

Answers

Answer:

a)C(x)=1500+35x

b)R(x)=60 x

c)P(x)=25x-1500

d)The number of lessons that must be held for the studio to break even ia 60

e)The studio will make 550 if 82 lessons are held

Step-by-step explanation:

Monthly cost that include rent, utilities, insurance, and advertising = $1500

The studio charges $60 for each private lesson but has a variable cost for each lesson of $35 to pay the instructor.

a)Write a linear cost function representing the cost to the studio C(x) to hold x private lessons  for a given month

Fixed monthly cost = $1500

Variable cost of trainer for each lesson = $35

Variable cost of trainer for x lessons = 35x

So, C(x)=1500+35x

b)Write a linear revenue function representing the cost to the revenue R(x) to hold x private lessons  for a given month

Charge for 1 lesson = 60

Charge for x lessons = 60 x

So, R(x)=60 x

c)Write a linear profit function representing the cost to the profit P(x) to hold x private lessons  for a given month

Profit = Revenue - Cost

P(x)=R(x)-C(x)

P(x)=60x-1500-35x

P(x)=25x-1500

d)Determine the number of lessons that must be held for the studio to break even

R(x)=C(x)

60x=1500+35x

25x=1500

x=60

So, the number of lessons that must be held for the studio to break even ia 60

e) If 82 lessons are held during a month how much money will the studio make or lose

P(x)=25x-1500

P(82)=25(82)-1500

P(82)=550

So, The studio will make 550 if 82 lessons are held

1)Profit function P(p)=25p-1500

2) For the break-even number of lessons to be held is 60 lessons.

3)Profit, when 82 sessions are held is $550.

The fixed monthly cost of the dance studio= $1500

The variable cost of the trainer for each lesson = $35

So, Variable cost of trainer for 'p' lessons = 35a

So, Total cost =1500+35p

Charge for 1 private lesson = 60

Charge for 'p' lessons = 60p

So, Revenue =60p

We know that, Profit = Revenue - Cost

So, Profit =60p-(1500+35p)

Profit=25p-1500

What is the break-even point?

The break-even point is the point at which total cost and total revenue are equal.

For break-even

Cost = Revenue

1500+35p = 60p

p =60

So, for the break-even number of lessons to be held = 60 lessons

Profit when 82 sessions are held

Profit = 25p-1500

Profit = 25*82-1500

Profit = $550

Therefore, 1)Profit function P(p)=25p-1500

2) For the break-even number of lessons to be held is 60 lessons.

3)Profit, when 82 sessions are held is $550.

To get more about break-even visit:

https://brainly.com/question/9212451

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