Solve for x
x=8
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-x+12-x=-4
Subtract x from both sides.
-x-x=-4-12
Subtract 12 from both sides.
-x-x=-16
Subtract 12 from -4 to get -16.
-2x=-16
Combine -x and -x to get -2x.
x=\frac{-16}{-2}
Divide both sides by -2.
x=8
Divide -16 by -2 to get 8.
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