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andrey2020 [161]
2 years ago
15

What makes this equation true?

Mathematics
1 answer:
DIA [1.3K]2 years ago
5 0

Answer:

    B.\cfrac{1}{2}

<h3>Given equation</h3>

  • \cfrac{12y-1}{2} =\cfrac{9y+8}{5}

<h3>Solve it for y</h3>

1. Cross - multiply:

  • 5(12y-1)=2(9y+8)

2. Open parenthesis:

  • 60y-5=18y+16

3. Collect like terms:

  • 60y-18y=16+5

4. Simplify:

  • 42y=21

5. Divide both sides by 42:

  • y=21/42=1/2

Matching answer choice is B

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