-9y-7=7y+25

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Solution for -9y-7=7y+25 equation:


Simplifying
-9y + -7 = 7y + 25

Reorder the terms:
-7 + -9y = 7y + 25

Reorder the terms:
-7 + -9y = 25 + 7y

Solving
-7 + -9y = 25 + 7y

Solving for variable 'y'.

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

Add '-7y' to each side of the equation.
-7 + -9y + -7y = 25 + 7y + -7y

Combine like terms: -9y + -7y = -16y
-7 + -16y = 25 + 7y + -7y

Combine like terms: 7y + -7y = 0
-7 + -16y = 25 + 0
-7 + -16y = 25

Add '7' to each side of the equation.
-7 + 7 + -16y = 25 + 7

Combine like terms: -7 + 7 = 0
0 + -16y = 25 + 7
-16y = 25 + 7

Combine like terms: 25 + 7 = 32
-16y = 32

Divide each side by '-16'.
y = -2

Simplifying
y = -2

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