Solve for x
x=20
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3x+12=72
Multiply both sides of the equation by 4.
3x=72-12
Subtract 12 from both sides.
3x=60
Subtract 12 from 72 to get 60.
x=\frac{60}{3}
Divide both sides by 3.
x=20
Divide 60 by 3 to get 20.
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