Solve for x
x = \frac{5}{2} = 2\frac{1}{2} = 2.5
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x+5x=15
Add 5x to both sides.
6x=15
Combine x and 5x to get 6x.
x=\frac{15}{6}
Divide both sides by 6.
x=\frac{5}{2}
Reduce the fraction \frac{15}{6} to lowest terms by extracting and canceling out 3.
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