Which of the following is equivalent to 3x - y = 15 ?O y = 3x - 15O y=-3x +15O y = x-5O y = -x + 15

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Tehsis asked Mar 1, 2023

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Which of the following is equivalent to 3x - y = 15 ?O y = 3x - 15O y=-3x +15O y = x-5O y = -x + 15

Mathematics
college

Tehsis asked Mar 1, 2023

by Tehsis

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1 Answer

16 votes

3x-y=15

Solve for y:

3x-y=15

subtract 3x from both sides of the equation:

3x-y-3x =15-3x

-y = 15-3x

multiply each side by -1

-y(-1) = (15-3x)-1

y= -15+3x

Rearranging:

y= 3x-15

Fweigl answered Mar 8, 2023

by Fweigl

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