-y+7=8y

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Solution for -y+7=8y equation:


Simplifying
-1y + 7 = 8y

Reorder the terms:
7 + -1y = 8y

Solving
7 + -1y = 8y

Solving for variable 'y'.

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

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

Combine like terms: -1y + -8y = -9y
7 + -9y = 8y + -8y

Combine like terms: 8y + -8y = 0
7 + -9y = 0

Add '-7' to each side of the equation.
7 + -7 + -9y = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -9y = 0 + -7
-9y = 0 + -7

Combine like terms: 0 + -7 = -7
-9y = -7

Divide each side by '-9'.
y = 0.7777777778

Simplifying
y = 0.7777777778

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