12y-5y=-21

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Solution for 12y-5y=-21 equation: 


Simplifying
12y + -5y = -21

Combine like terms: 12y + -5y = 7y
7y = -21

Solving
7y = -21

Solving for variable 'y'.

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

Divide each side by '7'.
y = -3

Simplifying
y = -3

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