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Solve y = x + 8 for x. A. x = y + 8 B. x=y - 8 C. x= -y + 8 D. x= -y - 8
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42 votes
42 votes
Solve y = x + 8 for x.
A. x = y + 8
B. x=y - 8
C. x= -y + 8
D. x= -y - 8

User Ralph Willgoss
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2.5k points

1 Answer

11 votes
11 votes
Given the linear equation, y = x + 8, and that we must solve for x:

Simply subtract 8 from both sides to isolate x:
y - 8 = x + 8 - 8

x = y - 8

Therefore, the correct answer is Option B) x = y - 8.
User Rickyduck
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3.2k points
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