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Solve for x in the equation C = 8.5x + 6y. Show all work.

User Shien
by
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2 Answers

3 votes
C = 8.5x + 6y

8.5x + 6y = C

8.5x = C - 6y

x = (C - 6y)/8.5
User Changbin Du
by
8.7k points
3 votes
First we move 6y to the other side. To do this, you subtract 6y on both sides

C - 6y = 8.5x + 6y - 6y

C - 6y = 8.5x

No divide both sides by 8.5 to isolate x


(C-6y)/(8.5) = (8.5)/(8.5) x =(C-6y)/(8.5) =x
User Raanan Avidor
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7.9k points