simplify 15x-3(2x+4)

Answers

Answer 1

Answer:

9x−12

Step-by-step explanation:

Answer 2

Answer:

[tex] = 9x - 12[/tex]

Step-by-step explanation:

[tex]15x - 3(2x + 4) \\ 15x - 6x - 12 \\ = 9x - 12[/tex]


Related Questions

Bao is mixing flour and water

Answers

Answer:

You get dough

Step-by-step explanation:

When mixing those two ingredients you can get dough when mixing perfectly

Here are the other 2 !!

Answers

Answer:

number five: 37.065 number six 241

Step-by-step explanation:

FOR NUMBER FIVE:

so for the rectangles, the formula is L * W.   L for length W for width

so 5×3 = 15. and there are 2 rectangles with the same measurment so its

15 + 15 which is 30 (for both rectangles)

and for the circle formula its pi r^2 where pi is 3.14 and r is radius

so 3.14 × 3^2 = 28.26. but since its a quarter of a circle, divide it by four which is 7.065.

so 30 + 7.065 = 37.065

FOR NUMBER SIX:

the area of a triangle formula is b * h ÷ 2 where b is base and h is height

so its 22 * 8 / 2 = 88

and for the trapezoid the formula is [tex]\frac{a+b}{2} h[/tex] where a and b are the bases and h is height

so its[tex]\frac{12+22}{2} *9[/tex] = 153

88+153= 241

hope this helps!! (it took a looonnnggg time. haha!)

what is 1/16 times 3​

Answers

Answer:

[tex]\bold{\frac{3}{16} }[/tex]

Explanation:

1 / 16 (3)

= (1 / 16) (3 / 1)

= (1)(3) / (16)(1)

= 3 / 16

Please just help me in this question.It's very easy.The answer has been put,just show workings.

Answers

The reason a is 54 is because of alternate angles or z angles and
B is 56 because the angles of a triangle equal 180 so you add 70 and 54 together to get 124 and then subtract 124 from 180 which is 56

Find the value of x if Sin80 = Cos( 90 -x)

Please help
Please answer I would really appreciate it
I will choose your answer as the brainliest

Answers

Answer:

80

Step-by-step explanation:

[tex] \sin(80) = \cos(10) \\ 90 - x = 10 \\ x = 80[/tex]

Calculators cannot display repeating decimals. Calculators always round. Yuri's calculator displays decimals to 5 places. He uses his calculator to find the decimal equivalent for each of the fractions below. For each number, choose what his calculator will display as the decimal equivalent. Then choose whether or not this is the exact decimal equivalent.

1/9
Calculator display for 1/9:

Is this the exact decimal equivalent?

7/9
Calculator display for 7/9:

Is this the exact decimal equivalent?

9/10
Calculator display for 9/10:

Is this the exact decimal equivalent?

Answers

1/9 = 0.111111111..., No

7/9 = 0.777777...8, No

9/10 = 0.9, Yes

Dividing by a non-factor of 9 by 9 will always result in an infinite decimal, similar to dividing a non-factor of 3 by 3 or a non-factor of 7 by 7.

However, dividing a number by 10 will simply move the decimal one value to the right, so 9.0 divided by 10 is 0.90.

Tyrus father is two years more than three times as old as she is if Tyler is nine years old how old is your father

Answers

Answer:

The answer is 29

Answer: 29

Step-by-step explanation: Tyler age 9x3 =27 two years more than 3times which is 29


If a number cube is rolled, how many times would we expect to get a number greater than 4 out of 240 trials?

40
60
80
100

Answers

89 I think because I took the test
240 divided by 4 is 60

Which of the following equations have no solutions?
Choose all answers that apply:
A 33x-33=33x+25
B 33x+33=33x+25
C 33x+25=33x+25
D 33x-25=33x+25

Answers

Answer:

Brainliest Please

A, B, D

Step-by-step explanation:

Because if you subtract one of the constants from both sides then you should only have equal variables. In other words, both sides have to be identical in this situation.

33x-33= 33x + 25

33x = 33x + 58 No matter what you make x, the right will be 58 bigger than the right so there is no solution.

33x+33=33x+25

33x+8= 33x nope no solution

33x+25=33x+25

33x = 33x both sides identical so there is a solution

33x-25 = 33x +25

33x= 33x+50

PLEASE HELP!!

Find the value of x and identify the type of polynomial.

A. X = 60; regular pentagon
B. x = 60; regular quadrilateral
C. x= 100; pentagon
D. x= 100; quadrilateral
E. X=85; regular quadrilateral​

Answers

Answer:answer is 100; quadrilateral

Step-by-step explanation:

Write 19\15 as a mixed number

Answers

Answer:

1 4/15

Step-by-step explanation:

Answer:

1 2/6

Step-by-step explanation:

Joan had 227 dollars to spend on 8 books. After buying them she had 11 dollars. How
much did each book cost?

Answers

The correct answer is 27

PLEASE HELP!!


What is the area??

Answers

Answer:

63 plus 14= 77 cm

Step-by-step explanation:

Answer:

63 square cm

Step-by-step explanation:

63+14=77. hope this helps

Can you list all the properties of a parallelogram ?

Answers

Answer:

1. the interior angle measure of a parallelogram is 360 degrees

2. diagonal of a parallelogram bisect it into two congruent triangles

3. opposite angles of a parallelograms are congruent

4. a parallelogram has two pairs of parallel sides.

5. consecutive angles of a parallelogram are supplementary

Step-by-step explanation:

The central angle of an arc measures 120° The radius of the circle measures 3 cm what is the area of the sector to the nearest hundredth of a square centimeter

Answers

Answer:

The area of the sector should be 9.42[tex]cm^2[/tex] .

Step-by-step explanation:

-The formula for finding the area of a sector:

[tex]A = \frac{Arc}{360} \pi r^2[/tex]

-Next use the arc measure and the radius in order to solve and get the answer:

[tex]A = \frac{120\textdegree}{360\textdegree}\pi 3^2[/tex]

-Solve:

[tex]A = \frac{120\textdegree}{360\textdegree}\pi 3^2[/tex]

[tex]A = \frac{120\textdegree}{360\textdegree}\pi \times3^2[/tex]

[tex]A = \frac{1}{3} \pi \times 3^2[/tex]

[tex]A = \frac{1}{3} \pi \times 9[/tex]

[tex]A = 3\pi \approx 9.424[/tex]

-Round to the nearest hundredth:

[tex]A \approx 9.42[/tex]

Ok, so i have 506k and I now have 327k. What is the rate of decrease in percent? I'll mark Brainliest!!!​

Answers

Answer:

= 35.3755% decrease

Attached below in the image. There is a 35% decrease.

Which expression represents the area of the base of the cone? A cone with diameter 12 inches, height 8 inches, and slant height 10 inches. B = pi r squared (pi) (5 squared) (pi) (6 squared) (pi) (10 squared) (pi) (12 squared)

Answers

Answer: (pi) (6 squared)

Step-by-step explanation:

Hi, the base area of a cone is a circle, so, to answer this question we have to apply the next formula:

Area of a circle: (pi) radius^2

The diameter (d) of a circle is equal to: 2 radius

So:

D = 2r

Replacing with the value given:

12 =2r

12/2=r

radius= 6 inches

Back with the Area formula:

A = (pi) 6^2

Feel free to ask for more if needed or if you did not understand something.  

Answer:

B

Step-by-step explanation:

B is correct

it's 11:33 am and i add 30 minutes what time will it be

Answers

Answer:

Step-by-step explanation:The time would 12:00

Flora made 4 withdrawals of $80 each from her bank account. What was the overall change
in her account?
The total change in her account is $

Answers

Answer:

$320 if your saying how much in all its basically 8 times 4 add a zero to the end

Step-by-step explanation:

PLEASE HELP!!! I WILL GIVE WHO EVER ANSWER THE QUESTION AND SHOWS STEP BY STEP A BRAINLY AND 5 STARS!!!!!!!!


How many 4's are expected when a 6 sided die is rolled 90 times?

Answers

The 4 should be rolled 15 times, for every 90 rolls.

First you want to create the two into fractions-> 1/6 = x/90
The 1 in 1/6 is the chance of 4 showing in a dice roll. The x in x/90 is the chance how many 4’s there should be in 90 rolls.

You can turn that into 6x = 90 by cross multiplying the two fractions. Then turn that into x = 15.

An equilateral triangle has a side length of 7 cm. If a perpendicular is dropped from a corner, what is the length of the perpendicular?

Answers

Answer:

6.06cm

Step-by-step explanation:

An equilateral triangle is a triangle that has all its sides equal. If the given  equilateral triangle has a side length of 7 cm, then all its sides are 7cm each. To get the length of the perpendicular dropped from a corner. we will use the Pythagoras theorem.

According to the theorem,

hyp² = opp²+adj²

Lets take the height as the opposite side of one of the right angled triangle as shown in the attachment.

hyp = 7cm and adj = 7/2 = 3.5cm

opp² = 7² - 3.5²

opp² = 49 - 12.25

Opp = √36.75

Opp = 6.06cm

This shows that the length of the perpendicular is 6.06m

1. 40% as a decimal
2. 17% as a decimal
3. 110% as a decimal
4. 157% as a decimal
5. 3.25% as a decimal
6. 7.5% as a decimal
7. 92% as a decimal

Answers

Answer:

1.0.4

2.0.17

3.1.1

4. 1.57

5.0.0325

6.0.075

7.0.92

Step-by-step explanation:

1. 40%= 40/100=0.4

2. 17%= 17/100=0.17

3.110%=110/100=1.1

4. 157%=157/100=1.57

5.3.25%=3.25/100=0.0325

6.7.5%=7.5/100=0.075

7. 92%=92/100=0.92

Answer:

1.0.4

2.0.17

3.1.1

4. 1.57

5.0.0325

6.0.075

7.0.92

Step-by-step explanation:

1. 40%= 40/100=0.4

2. 17%= 17/100=0.17

3.110%=110/100=1.1

4. 157%=157/100=1.57

5.3.25%=3.25/100=0.0325

6.7.5%=7.5/100=0.075

7. 92%=92/100=0.92

Andre has a summer job selling magazine subscriptions. He earns $25 each week plus $3 for every subscription he sells. Andre hopes to make at least enough money this week to buy a new pair of soccer cleats. Let n represent the number of magazine subscriptions Andre sells this week.

Answers

Answer: 25 + 3n

Step-by-step explanation:

Hi, the answer is lacking the last part:

Write an expression for the amount of money he makes this week.

So, to answer this we have to write an expression:

The fixed amount that he earns per week (25) plus the product of the amount he earns per subscription (3) and the number of subscriptions sold (n) , must be equal to his weekly earnings.

Mathematically speaking:

25 + 3n

Feel free to ask for more if needed or if you did not understand something.  

Will mark brainliest

Answers

Answer:

C

Step-by-step explanation:

The y intercept is 4  since it crosses the y axis at 4

That eliminates B and D

We know it opens down ward

So -x^2

That eliminates A

We are left with choice C

Please help me solve the right triangle. Round decimal answers to the nearest tenth.

Answers

Answer:

see below

Step-by-step explanation:

tan theta = opp/ adj

tan S = 45/24 = 15/8

tan R = 24/45 = 8/15

What’s the area of this triangle?

Answers

Area = 1/2 x base x height.

Base is 6 units long, height is 7 units long.

Area = 1/2 x 6 x 7 = 21 square units.

The answer is 21
Here’s my work:

Haiiiiii!!!!! My job is to make people HAPPY! So thats exactly what Im gonna do! Whoever writes something nice gets REWARDED :) First comment: Gets Brainliest, a ¨Thanks¨ a Five Star Rate, a special comment and I might even add you as a friend! Second comment: A ¨Thanks¨ a Five Star Rate, and a special comment! Third comment: Five Star Rate, and a special comment! For yall that joined in late, keep up with me next time, and maybe YOU will win! (NO THIS ISNT A SCAM)

Answers

Answer:

You are Amazing and Beautiful. I hope you have the greatest day and be happy and safe always! I don't have much to say but I hope you have an amazing year ahead and be successful always :)

Answer:

I hope everyone is safe during this quarantine. It is times like these where we are better together. We (my family and I) are praying for all those who have been affected or knows someone who has beed affected. Hope everyone is safe and healthy. And thanks to you, I am able to say something nice to those who need to hear it!

Step-by-step explanation:

Please help!

You spin the spinner twice.

What is the probability of landing on a 3 and then landing on a 2?

Simplify your answer and write it as a fraction or whole number.

Answers

Answer: 1/9

Step-by-step explanation:

You have 3 possible options. The probablility of the spinner landing on 3 is 1/3. The probability of it landing on 2 is also 1/3. For them to happen together, you multiply them. 1/3 * 1/3 = 1/9.

The probability of landing on a 3 and then landing on a 2 is,

⇒ 1/9

What is mean by Probability?

The term probability refers to the likelihood of an event occurring. Probability means possibility. It is a branch of mathematics that deals with the occurrence of a random event. The value is expressed from zero to one

Given that;

You spin the spinner twice.

Now, The probability of the spinner landing on 3 is,

⇒ 1/3.

And, The probability of it landing on 2 is,

⇒ 1/3.

Hence, The probability of landing on a 3 and then landing on a 2 is,

⇒ 1/3 × 1/3

⇒ 1/9.

Learn more about the probability visit:

https://brainly.com/question/13604758

#SPJ3

Calculate the quotient below and give your answer in scientific notation.
3.8 x 10^9
400
= ?

Answers

Answer:

If your adding the 400 then it will be 3800000400

if your subtracting 400 it will be 3799999600

If your dividing 400 it will be 76000000000

If you multiplying 400 it will be 152000000000

Hope i helped

There are 20 horses in a field one quarter of the horses are brown how many brown horses are there

Answers

Answer:

20 is total

1/4 of 20 = 5

5 horses are brown

Answer:

5

Step-by-step explanation:

20 divided by 1 quarter is 5.

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