9y+8=9y-y

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Solution for 9y+8=9y-y equation:


Simplifying
9y + 8 = 9y + -1y

Reorder the terms:
8 + 9y = 9y + -1y

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

Solving
8 + 9y = 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.
8 + 9y + -8y = 8y + -8y

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

Combine like terms: 8y + -8y = 0
8 + 1y = 0

Add '-8' to each side of the equation.
8 + -8 + 1y = 0 + -8

Combine like terms: 8 + -8 = 0
0 + 1y = 0 + -8
1y = 0 + -8

Combine like terms: 0 + -8 = -8
1y = -8

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

Simplifying
y = -8

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