Solve for x
x=90
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-0.5x=80-125
Subtract 125 from both sides.
-0.5x=-45
Subtract 125 from 80 to get -45.
x=\frac{-45}{-0.5}
Divide both sides by -0.5.
x=\frac{-450}{-5}
Expand \frac{-45}{-0.5} by multiplying both numerator and the denominator by 10.
x=90
Divide -450 by -5 to get 90.
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