-y=8+7y

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Solution for -y=8+7y equation:


Simplifying
-1y = 8 + 7y

Solving
-1y = 8 + 7y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-7y' to each side of the equation.
-1y + -7y = 8 + 7y + -7y

Combine like terms: -1y + -7y = -8y
-8y = 8 + 7y + -7y

Combine like terms: 7y + -7y = 0
-8y = 8 + 0
-8y = 8

Divide each side by '-8'.
y = -1

Simplifying
y = -1

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