Erin weighs 135 pounds and is gaining ½ pound each week. Miranda weighs 143 pounds and is losing ¼ pound each week. Write an equation that could be used to determine x, the number of weeks that it will take until the two girls weigh the same amount?

Answers

Answer 1

Answer:

10.66 weeks

Step-by-step explanation:

Number of weeks is x

135 + 1/2x = 143 - 1/4x1/2x + 1/4x = 143 - 1353/4x = 8x = 32/3 = 10.66 weeks
Answer 2

Answer:

[tex]135+\frac{1}{2}x=143-\frac{1}{4}x[/tex]

Step-by-step explanation:

Let E represent Erin’s weight, and let M reprevent Miranda’s weight.

And let x represent the amount of week that passes.

Eric is currently 135 pounds. However, she is gaining 1/2 pounds per week x.

Hence, we can write the following equation:

[tex]D=135+\frac{1}{2}x[/tex]

Miranda currently weights 143 pounts. However, she is losing 1/4 pounds per week x.

Since she is losing weight, 1/4 is negative. Hence:

[tex]M=143-\frac{1}{4}x[/tex]

When the two girls weigh the same, D=M. Thus:

[tex]D=M[/tex]

Substitute them for their respective equations to acquire:

[tex]135+\frac{1}{2}x=143-\frac{1}{4}x[/tex]

Notes:

To solve, first eliminate the fractions by multiplying everything by 4. This yields:

[tex]540+2x=572-x[/tex]

Add x to both sides. Subtract 540 from both sides:

[tex]3x=32[/tex]

Divide both sides by 3:

[tex]x=32/3\approx10.67[/tex]

Hence, it will take about 11 weeks for the girls to weigh the same.


Related Questions

A student wants to graph his earnings for each week during the next calendar year. He wants to see how his earnings change
from week to week as the year goes on. Which type of graph is the most appropriate?
line graph
O circle graph
box-and-whisker plot

Answers

Answer:

Step-by-step explanation:

Line graph

The line graph is the most appropriate.

What is graph?

In mathematics, a graph is a visual representation or diagram that shows facts or values in an ordered way.

The relationships between two or more items are frequently represented by the points on a graph.

To monitor changes over both short and long time periods, line graphs are utilized. Line graphs perform better than bar graphs when there are smaller changes. Line graphs can be used to compare changes for multiple groups over the same time period.

Therefore, the line graph is the most appropriate.

To learn more about the line graph;

https://brainly.com/question/23680294

#SPJ5

what does SOH,CAH,TOA mean?​

Answers

Answer:

Use Sin if Opposite Hypotenuse, Use Cosine if Adjacent Hypotenuse, and Use Tangent if Opposite Adjacent

16 1/9+ -4 2/3 help please??

Answers

Answer:

11 4/9

Step-by-step explanation:

ANDDD the answer is

Cody plays an online game that allows users to trade points earned from the game for pieces of gold that could be used as currency to trade among players. The function P(g)=−50g+14,590 represents the number of points, P, Cody has after purchasing g pieces of gold. What does the y-intercept of P(g) represent for this situation?

Answers

Answer:

The y intercept is 1450

Step-by-step explanation:

Given

[tex]P(g) = -50g + 14590[/tex]

Required

Determine the y intercept

To answer this question, we need to understand the general form of a linear equation.

This is:

[tex]f(x) = mx + b[/tex]

Where b represents the y intercept

By comparing [tex]f(x) = mx + b[/tex] to [tex]P(g) = -50g + 14590[/tex], we have that:

[tex]b = 14590[/tex]

This implies that the y intercept is 1450

Find the third side in simplest radical form:

Answers

Answer:

br515898 avatar

HEY PLS DON'T JOIN THE ZOOM CALL OF A PERSON WHO'S ID IS 825 338 1513 (I'M NOT SAYING THE PASSWORD) HE IS A CHILD PREDATOR AND A PERV. HE HAS LOTS OF ACCOUNTS ON BRAINLY BUT HIS ZOOM NAME IS MYSTERIOUS MEN.. HE ASKS FOR GIRLS TO SHOW THEIR BODIES AND -------- PLEASE REPORT HIM IF YOU SEE A QUESTION LIKE THAT. WE NEED TO TAKE HIM DOWN!!! PLS COPY AND PASTE THIS TO OTHER COMMENT SECTIONS!! thx

Step-by-step explanation:

also this not mine O-O

see the image bellow please help 30 points

Answers

The answer is 173 cubic inches

find the two partial products in the multiplication problem.
230x33
Plz help me and take your time on this i'm in no rush <3

Answers

Answer:

690 and 6,900

Step-by-step explanation:

     230

x      33

______

     690

+   6,900

________

    7590

|2| + |-13| =

BRAINLIST AND EXTRA POINTS

Answers

Answer:

15

Step-by-step explanation:

|2| + |-13| =

2+13

15

Answer:

I think I might be 15

Step-by-step explanation:

I looked it up on google

Jason found a recipe for Spanish tacos. Each taco requires 2/5 cup of rice.Jason has 6 cups of rice how many tacos will he be able to make? Create a tape diagram to find the solution

Answers

Answer:

He will be able to make 15 tacos.

Step-by-step explanation:

Divide 2 by 5 to get 0.4, Then divide 6 by 0.4 to get 15.

Unfortunately, I cannot help you with the diagram.

Help meeeeeee! If it’s correct you will get a something good!

Answers

Answer:

24/4=6

Step-by-step explanation:

In the model, there are 4 rows of 6 blocks. 24 total blocks divided by the 4 rows gives you six objects in each row.

HTH :)

Can someone please help me out

Answers

Answer:

1.5 lb/person

Step-by-step explanation:

All that is shown is a 12-lb turkey being used for 8 people.

Since you want the unit rate of pounds per person, divide the number of pounds by the number of people.

12 lb / 8 people = 1.5 lb/person

What is the image of Y(-4, 7) under the translation vector (3,-5) ?

Answers

Answer:

(-1, 2)

Step-by-step explanation:

(-4, 7) under translation (3,-5)

(-4+3, 7-5) so is (-1, 2)

5. Jessica rode her bike 3 miles on Thursday and 4 miles on Friday. On Saturday, she rode twice as many miles as she rode on the first two days. How many miles did Jessica ride her bike on Saturday?
A. 7 miles
B.9 miles
C. 14 miles
D.6 miles

Answers

Answer:

C : 14 miles

Step-by-step explanation:

3 + 4 =7

7 × 2 = 14

Answer:

c. 14 miles

Step-by-step explanation:

you add the 3 miles plus the 4 miles and multiply it by 2

3*4= 7 *2

Can someone help me find x.

Answers

Answer:

Step-by-step explanation:

6x+9=63

6x=63-9

6x=54

x=54/6

x=9

I encourage you to figure out the justification yourself.

ANSWER QUICK PLEASE!!!! BRAIN LIST AND POINTS

Find the measure of x
Q
s
15(x+1)
150
T
Ox=1
Ox=9
-Ox=10
Ox=11

Answers

Answer:

x = 9

Step-by-step explanation:

The two angles are alternate exterior and has same measurement

15(x+1) = 150 divide both sides by 15

x + 1 = 10 subtract 1 from both sides

x = 9

Which trig ratios are equivalent to 10/26? Select all that apply. *

sin A
cos A
tan A
sin C
cos C
tan c

Answers

Answer:

cos A

sin C

Step-by-step explanation:

cos is adjacent/hypotenuse

adj of A is 10, hyp is 26 so = 10/26

sin is opposite/hypotenuse

opp of C is 10, hyp is 26 so = 10/26

PLEASE HELP ASAP!! AND PLEASE SHOW ALL WORK THANK YOU!! 10x + 5 + 3x +1 =

Answers

Answer:

13x + 6

Step-by-step explanation:

10x + 3x + 5 + 1

13x + 5 + 1

13x + 6

You just combine like terms

Answer:

The answer is 53

Step-by-step explanation:

= 10x*5+3x*1

= 50x+3x*1

= 50x+3x

= 53x

The ratio of two computers is 3:2.

1.If the first computer costs 55000/=,what is the price of the second computer?

2.If the price of 2nd computer is 2000/= more,what is the ratio of. the computers?

Need it for test​......

Answers

Answer:

36666.66 units

Step-by-step explanation:

Let the cost of computer 1 is 3x and that of 2 is 2x.

Cost of first computer = 3x

55000 = 3x

x = 18333.33

Cost of second computer = 2x

= 2(18333.33)

= 36666.66

Henc, the cost of the second computer is 36666.66 units.

Coach DeCaro records the cross country runners' times compared to their personal best times.
Runner
Gregor
Hiroki
Isabelle
Juan
Karen
3K Times
Time compared to
personal best
+5.6
-11.6
+3.2
0
-5.2
Which runners ran slower than their personal best?
O Juan
O Gregor and Isabelle
Gregor, Isabelle, and Juan
O Hiroki and Karen

Answers

Answer:I think its C but Im not sure

Step-by-step explanation: SMILE MORE!!! :D

Answer: Option B

( ik it's late but i needed the points lol)

Step-by-step explanation:

I got it right on my unit test on edge2021

evaluate 5.6t for t = 0.7​

Answers

Answer:

3.92

Step-by-step explanation:

.7*5.6=3.92

hope that helps!

Answer this question correctly

Answers

Answer:

x = 3 - 3/2y

y = 2 - 2/3x

Step-by-step explanation:

2x + 3y = 6

2x = 6 - 3y

x = 3 - 3/2y

2x + 3y = 6

3y = 6 - 2x

y = 2 - 2/3x

Answer:

Slope=−1.333/2.000=−0.667

x−intercept=3

y-intercept=2

Step-by-step explanation:

HOPE THIS HELPS!!

Helppppppppp pleaseeeee

Answers

answer: c

hope that helps! that was the most reasonable answer

Which of the following sets of side lengths would form a triangle? Check all that apply.

10, 9, 13
6, 13, 8
10, 19, 9
12, 10, 8
6, 4, 15

Answers

Answer:

Step-by-step explanation:

a, b, c

a + b > c

a + c > b

b + c > a

1). Yes, would form.  

2). Yes, would form.

3). No, would not form. 10 + 9 = 19

4). Yes, would form.

5). No, would not form. 6 + 4 < 15

Kevin bought 5 tickets to a concert for $115. How much will it cost for 8 tickets to the concert if all tickets have the same unit price? Use the table below to help determine the missing value:

Answers

$184 for 8 tickets!

To find the unit price you divide 115/5 to get 23. $23 is the price of each ticket. You then times 23 by 8 to get $184.

Answer:

184$

Step-by-step explanation:

23$ per ticket

8 tickets = 184$

HOPE THIS HELPS

PLZZ MARK BRAINLIEST

175+14.25x=200+11z solve the problem

Answers

Answer:

x = 7.69

Step-by-step explanation:

We need to solve the given problem. It is as follows :

175+14.25x=200+11x

Here, x is a variable. We can take on one side of an equation and constants to the other side such that,

14.25x-11x = 200-175

3.25x=25

x = 25/3.25

x = 7.69

Hence, the solution of the given equation is 7.69.

Enter the desimal equivalent of 6
Plz hurry

Answers

Answer:

0.06*

Step-by-step explanation:

*Assuming you mean 6%

6 percent can be written as 6/100, or six hundredths.

In decimal form, six hundredths is .006.

HTH :)

Can someone help me please

Answers

The correct answer is:

b. 2.8

An architect's scale drawing of a new school is 8,4 inches
long. The scale used in the drawing is 2 inches = 8 feet,
What is the actual length, in feet, of the school?

Answers

Answer:

Step-by-step explanation:

2=8 feet sooo

8/4=2 2x2=4 4x8= 32 4x4=16 sooo 32, 16 feet :) hope dis helps

What is the equation of the line with a slope of 1/2 that passes through the point (-8, -2)?

Answers

Answer:

The answer is

[tex]y = \frac{1}{2} x + 2 \\ [/tex]

Step-by-step explanation:

To find an equation of a line when given the slope and a point we use the formula

[tex]y - y_1 = m(x - x_1)[/tex]

From the question we have

[tex]y + 2 = \frac{1}{2} (x + 8) \\ y + 2 = \frac{1}{2} x + 4 \\ y = \frac{1}{2} x + 4 - 2[/tex]

We have the final answer as

[tex]y = \frac{1}{2} x + 2 \\ [/tex]

Hope this helps you

There are 5 rows of chairs with c chair in each row. Choose the expression that shows the number of chairs in total

Answers

Answer:

5(c)

Step-by-step explanation:

The number of chairs are being multiplying by each row.

If you need more help here's info.

Long multiplication is a method of multiplying two numbers which are difficult to multiply easily.

For example, we can easily find the product of 55 × 20 by multiplying 55 by 2 and then adding a 0 at the rightmost place of the answer.

55 × 2 = 110 and 55 × 20 = 1100.

But, many a time finding the product is not this easy. At such times we use the long method of multiplication.

Steps to multiply using Long Multiplication

Multiplying 2-Digit by 2-Digit Numbers

Let us multiply 47 by 63 using the long multiplication method.

1. Write the two numbers one below the other as per the places of their digits. Write the bigger number on top and a multiplication sign on the left. Draw a line below the numbers.

5)c
Get it on Edge2020
Hope this help<3
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