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Solve for y: 20x + 4y= 28A) y = -20x + 28B) y = -5x + 7C) y = 20x + 28D) y = 5x + 7
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Solve for y: 20x + 4y= 28A) y = -20x + 28B) y = -5x + 7C) y = 20x + 28D) y = 5x + 7

User Mike Quinlan
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1 Answer

1 vote

Solve for y:


\begin{gathered} 20x+4y=28 \\ 4y=28-20x \\ (4y)/(4)=(28)/(4)-(20x)/(4) \\ y=7-5x\text{ or} \\ y=-5x+7 \end{gathered}

ANSWER:

B) y = - 5x + 7

User Alanl
by
5.2k points
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