Solve for x
x = \frac{13 \pi}{2} \approx 20.420352248
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x≔\frac{13\pi }{2}
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x=\frac{26\pi }{4}
Multiply 2 and 13 to get 26.
x=\frac{13}{2}\pi
Divide 26\pi by 4 to get \frac{13}{2}\pi .
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