Solve for x
x=7
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9x+12-4x=47
Subtract 4x from both sides.
5x+12=47
Combine 9x and -4x to get 5x.
5x=47-12
Subtract 12 from both sides.
5x=35
Subtract 12 from 47 to get 35.
x=\frac{35}{5}
Divide both sides by 5.
x=7
Divide 35 by 5 to get 7.
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