Solve for a
a=-4
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12a+4-10a=-4
Subtract 10a from both sides.
2a+4=-4
Combine 12a and -10a to get 2a.
2a=-4-4
Subtract 4 from both sides.
2a=-8
Subtract 4 from -4 to get -8.
a=\frac{-8}{2}
Divide both sides by 2.
a=-4
Divide -8 by 2 to get -4.
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