Solve for x
x=75
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0.2x=15
Combine x and -0.8x to get 0.2x.
x=\frac{15}{0.2}
Divide both sides by 0.2.
x=\frac{150}{2}
Expand \frac{15}{0.2} by multiplying both numerator and the denominator by 10.
x=75
Divide 150 by 2 to get 75.
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