-9y-7=9+9y

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Solution for -9y-7=9+9y equation:


Simplifying
-9y + -7 = 9 + 9y

Reorder the terms:
-7 + -9y = 9 + 9y

Solving
-7 + -9y = 9 + 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.
-7 + -9y + -9y = 9 + 9y + -9y

Combine like terms: -9y + -9y = -18y
-7 + -18y = 9 + 9y + -9y

Combine like terms: 9y + -9y = 0
-7 + -18y = 9 + 0
-7 + -18y = 9

Add '7' to each side of the equation.
-7 + 7 + -18y = 9 + 7

Combine like terms: -7 + 7 = 0
0 + -18y = 9 + 7
-18y = 9 + 7

Combine like terms: 9 + 7 = 16
-18y = 16

Divide each side by '-18'.
y = -0.8888888889

Simplifying
y = -0.8888888889

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