5-2y-12=9y+15

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Solution for 5-2y-12=9y+15 equation:


Simplifying
5 + -2y + -12 = 9y + 15

Reorder the terms:
5 + -12 + -2y = 9y + 15

Combine like terms: 5 + -12 = -7
-7 + -2y = 9y + 15

Reorder the terms:
-7 + -2y = 15 + 9y

Solving
-7 + -2y = 15 + 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 + -2y + -9y = 15 + 9y + -9y

Combine like terms: -2y + -9y = -11y
-7 + -11y = 15 + 9y + -9y

Combine like terms: 9y + -9y = 0
-7 + -11y = 15 + 0
-7 + -11y = 15

Add '7' to each side of the equation.
-7 + 7 + -11y = 15 + 7

Combine like terms: -7 + 7 = 0
0 + -11y = 15 + 7
-11y = 15 + 7

Combine like terms: 15 + 7 = 22
-11y = 22

Divide each side by '-11'.
y = -2

Simplifying
y = -2

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