Solve for x
x=0.4
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\frac{x}{\frac{2}{7}}=\frac{7}{5}
Convert decimal number 1.4 to fraction \frac{14}{10}. Reduce the fraction \frac{14}{10} to lowest terms by extracting and canceling out 2.
x=\frac{7}{5}\times \frac{2}{7}
Multiply both sides by \frac{2}{7}.
x=\frac{7\times 2}{5\times 7}
Multiply \frac{7}{5} times \frac{2}{7} by multiplying numerator times numerator and denominator times denominator.
x=\frac{2}{5}
Cancel out 7 in both numerator and denominator.
Examples
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Matrix
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Limits
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