Solve for x_5
x_{5} = \frac{25}{7} = 3\frac{4}{7} \approx 3.571428571
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x_{5}=5\times \frac{5}{7}
Multiply both sides by \frac{5}{7}, the reciprocal of \frac{7}{5}.
x_{5}=\frac{5\times 5}{7}
Express 5\times \frac{5}{7} as a single fraction.
x_{5}=\frac{25}{7}
Multiply 5 and 5 to get 25.
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