Solve for x
x=30
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9x+20=290
Swap sides so that all variable terms are on the left hand side.
9x=290-20
Subtract 20 from both sides.
9x=270
Subtract 20 from 290 to get 270.
x=\frac{270}{9}
Divide both sides by 9.
x=30
Divide 270 by 9 to get 30.
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