Solve for C, r
r=17
C=34\pi \approx 106.814150222
Quiz
Algebra
5 problems similar to:
\left. \begin{array}{l}{ C = 2 \pi r }\\{ r = 17 }\end{array} \right.
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C=2\pi \times 17
Consider the first equation. Insert the known values of variables into the equation.
C=34\pi
Multiply 2 and 17 to get 34.
C=34\pi r=17
The system is now solved.
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