7y-12y=-20-25

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Solution for 7y-12y=-20-25 equation: 


Simplifying
7y + -12y = -20 + -25

Combine like terms: 7y + -12y = -5y
-5y = -20 + -25

Combine like terms: -20 + -25 = -45
-5y = -45

Solving
-5y = -45

Solving for variable 'y'.

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

Divide each side by '-5'.
y = 9

Simplifying
y = 9

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