9y-15=-23+7y

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Solution for 9y-15=-23+7y equation:


Simplifying
9y + -15 = -23 + 7y

Reorder the terms:
-15 + 9y = -23 + 7y

Solving
-15 + 9y = -23 + 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.
-15 + 9y + -7y = -23 + 7y + -7y

Combine like terms: 9y + -7y = 2y
-15 + 2y = -23 + 7y + -7y

Combine like terms: 7y + -7y = 0
-15 + 2y = -23 + 0
-15 + 2y = -23

Add '15' to each side of the equation.
-15 + 15 + 2y = -23 + 15

Combine like terms: -15 + 15 = 0
0 + 2y = -23 + 15
2y = -23 + 15

Combine like terms: -23 + 15 = -8
2y = -8

Divide each side by '2'.
y = -4

Simplifying
y = -4

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