Solve for x
x=-24
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3x+72=0
Subtract 10 from 82 to get 72.
3x=-72
Subtract 72 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-72}{3}
Divide both sides by 3.
x=-24
Divide -72 by 3 to get -24.
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