9-8y=9y+20

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Solution for 9-8y=9y+20 equation:


Simplifying
9 + -8y = 9y + 20

Reorder the terms:
9 + -8y = 20 + 9y

Solving
9 + -8y = 20 + 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
9 + -8y + -9y = 20 + 9y + -9y

Combine like terms: -8y + -9y = -17y
9 + -17y = 20 + 9y + -9y

Combine like terms: 9y + -9y = 0
9 + -17y = 20 + 0
9 + -17y = 20

Add '-9' to each side of the equation.
9 + -9 + -17y = 20 + -9

Combine like terms: 9 + -9 = 0
0 + -17y = 20 + -9
-17y = 20 + -9

Combine like terms: 20 + -9 = 11
-17y = 11

Divide each side by '-17'.
y = -0.6470588235

Simplifying
y = -0.6470588235

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