Solve for x
x = \frac{12}{7} = 1\frac{5}{7} \approx 1.714285714
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x=\frac{13}{7}-\frac{1}{7}
Subtract \frac{1}{7} from both sides.
x=\frac{13-1}{7}
Since \frac{13}{7} and \frac{1}{7} have the same denominator, subtract them by subtracting their numerators.
x=\frac{12}{7}
Subtract 1 from 13 to get 12.
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