Solve for x
x = \frac{25}{23} = 1\frac{2}{23} \approx 1.086956522
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0.8x+0.12x=1
Multiply 0.2 and 0.6 to get 0.12.
0.92x=1
Combine 0.8x and 0.12x to get 0.92x.
x=\frac{1}{0.92}
Divide both sides by 0.92.
x=\frac{100}{92}
Expand \frac{1}{0.92} by multiplying both numerator and the denominator by 100.
x=\frac{25}{23}
Reduce the fraction \frac{100}{92} to lowest terms by extracting and canceling out 4.
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