Solve for x
x = \frac{11}{4} = 2\frac{3}{4} = 2.75
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160x-40=400
Combine 80x and 80x to get 160x.
160x=400+40
Add 40 to both sides.
160x=440
Add 400 and 40 to get 440.
x=\frac{440}{160}
Divide both sides by 160.
x=\frac{11}{4}
Reduce the fraction \frac{440}{160} to lowest terms by extracting and canceling out 40.
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