Solve for x
x=-2
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3x+20-x=16
Subtract x from both sides.
2x+20=16
Combine 3x and -x to get 2x.
2x=16-20
Subtract 20 from both sides.
2x=-4
Subtract 20 from 16 to get -4.
x=\frac{-4}{2}
Divide both sides by 2.
x=-2
Divide -4 by 2 to get -2.
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