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\frac{0.1x}{0.01}+\frac{-0.2}{0.01}-6.5=\frac{0.02-2x}{0.02}-7.5
Divide each term of 0.1x-0.2 by 0.01 to get \frac{0.1x}{0.01}+\frac{-0.2}{0.01}.
10x+\frac{-0.2}{0.01}-6.5=\frac{0.02-2x}{0.02}-7.5
Divide 0.1x by 0.01 to get 10x.
10x-20-6.5=\frac{0.02-2x}{0.02}-7.5
Expand \frac{-0.2}{0.01} by multiplying both numerator and the denominator by 100. Anything divided by one gives itself.
10x-26.5=\frac{0.02-2x}{0.02}-7.5
Subtract 6.5 from -20 to get -26.5.
10x-26.5=\frac{0.02}{0.02}+\frac{-2x}{0.02}-7.5
Divide each term of 0.02-2x by 0.02 to get \frac{0.02}{0.02}+\frac{-2x}{0.02}.
10x-26.5=1+\frac{-2x}{0.02}-7.5
Divide 0.02 by 0.02 to get 1.
10x-26.5=1-100x-7.5
Divide -2x by 0.02 to get -100x.
10x-26.5=-6.5-100x
Subtract 7.5 from 1 to get -6.5.
10x-26.5+100x=-6.5
Add 100x to both sides.
110x-26.5=-6.5
Combine 10x and 100x to get 110x.
110x=-6.5+26.5
Add 26.5 to both sides.
110x=20
Add -6.5 and 26.5 to get 20.
x=\frac{20}{110}
Divide both sides by 110.
x=\frac{2}{11}
Reduce the fraction \frac{20}{110} to lowest terms by extracting and canceling out 10.