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Ksenya-84 [330]
3 years ago
14

PLEASE HELP I DON'T UNDERSTAND

Mathematics
1 answer:
OLga [1]3 years ago
6 0
X = the number of months the tire was used
y = the thickness of the tire tread

y = -(3/7)x + 20

Substitute x for 20 (the number of months the tire was used) and solve for y.

The next question: Substitute x for 49 (the number of months the tire was used) and solve for y.


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Use the graph below to fill in the blank with the correct number: <br> F(-2)= _______
Alex17521 [72]
F(-2).....this is basically saying that when x = -2, what is y

so f(-2) = 2

because f(x) is the same as y...but when u have f(-2)....this is saying x = -2 and they are wanting to know what y is....and when x = -2, y = 2....so f(-2) = 2
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3 years ago
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NEED THE ANSWERS FOR THIS ASAP, SOMEONE PLEASE HELP ME !!
photoshop1234 [79]

Answer:

1. 1/1 , 1, 100%

2. 1/2, 0.5, 50%

3. 1/3, 0.3, 30%

4. 2/3, 0.6, 60%

5. 1/4, 0.25, 25%

6. 3/4, 0.75, 75%

7. 1/5, 0.2, 20%

8. 2/5, 0.4, 40%

9. 3/5, 0.6, 60%

10. 4/5, 0.8, 80%

11. 1/6, 0.16, 16%

12. 5/6, 0.83, 83%

13. 1/8, 0.125, 12.5%

14. 3/8, 0.375, 37.5%

15. 5/8, 0.625, 62.5%

16. 7/8, 0.875, 87.5%

3 0
3 years ago
Please help me........
kati45 [8]

Answer:

x = 54

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

<u>Algebra I</u>

  • Equality Properties

Step-by-step explanation:

<u>Step 1: Define</u>

-12(x + 4) + 14x = 60

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Distribute -12:                              -12x - 48 + 14x = 60
  2. Combine like terms:                   2x - 48 = 60
  3. Add 48 to both sides:                 2x = 108
  4. Divide 2 on both sides:              x = 54
7 0
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Which expression represents how many points each worksheet is worth?
photoshop1234 [79]

Answer:

105 divided by 7

Step-by-step explanation:

to find out you need to divide

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It's A. I'm pretty sure.
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