Solve for x
x=2.5
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1.4x=3.5
Combine x and 0.4x to get 1.4x.
x=\frac{3.5}{1.4}
Divide both sides by 1.4.
x=\frac{35}{14}
Expand \frac{3.5}{1.4} by multiplying both numerator and the denominator by 10.
x=\frac{5}{2}
Reduce the fraction \frac{35}{14} to lowest terms by extracting and canceling out 7.
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