3y-7y=12

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Solution for 3y-7y=12 equation: 


Simplifying
3y + -7y = 12

Combine like terms: 3y + -7y = -4y
-4y = 12

Solving
-4y = 12

Solving for variable 'y'.

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

Divide each side by '-4'.
y = -3

Simplifying
y = -3

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