Solve for x
x = \frac{20}{3} = 6\frac{2}{3} \approx 6.666666667
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3x+3x=40
Combine x and 2x to get 3x.
6x=40
Combine 3x and 3x to get 6x.
x=\frac{40}{6}
Divide both sides by 6.
x=\frac{20}{3}
Reduce the fraction \frac{40}{6} to lowest terms by extracting and canceling out 2.
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