Solve for y
y=-3
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3y-4-12y=23
Subtract 12y from both sides.
-9y-4=23
Combine 3y and -12y to get -9y.
-9y=23+4
Add 4 to both sides.
-9y=27
Add 23 and 4 to get 27.
y=\frac{27}{-9}
Divide both sides by -9.
y=-3
Divide 27 by -9 to get -3.
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