Solve for x
x = \frac{91}{12} = 7\frac{7}{12} \approx 7.583333333
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1.2x=12.2-3.1
Combine x and 0.2x to get 1.2x.
1.2x=9.1
Subtract 3.1 from 12.2 to get 9.1.
x=\frac{9.1}{1.2}
Divide both sides by 1.2.
x=\frac{91}{12}
Expand \frac{9.1}{1.2} by multiplying both numerator and the denominator by 10.
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