9y+9=-8y

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


Simplifying
9y + 9 = -8y

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

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

Combine like terms: 9y + 8y = 17y
9 + 17y = -8y + 8y

Combine like terms: -8y + 8y = 0
9 + 17y = 0

Add '-9' to each side of the equation.
9 + -9 + 17y = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 17y = 0 + -9
17y = 0 + -9

Combine like terms: 0 + -9 = -9
17y = -9

Divide each side by '17'.
y = -0.5294117647

Simplifying
y = -0.5294117647

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