Solve for x
x=25
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x-10=\frac{12}{0.8}
Divide both sides by 0.8.
x-10=\frac{120}{8}
Expand \frac{12}{0.8} by multiplying both numerator and the denominator by 10.
x-10=15
Divide 120 by 8 to get 15.
x=15+10
Add 10 to both sides.
x=25
Add 15 and 10 to get 25.
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