Solve for x
x=4
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0.2x=0.8
Combine 1.2x and -x to get 0.2x.
x=\frac{0.8}{0.2}
Divide both sides by 0.2.
x=\frac{8}{2}
Expand \frac{0.8}{0.2} by multiplying both numerator and the denominator by 10.
x=4
Divide 8 by 2 to get 4.
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