Solve a_{1}=64,r=1/2(5 | Microsoft Math Solver

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Solve for a_1, r

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r=\frac{5}{2}

Consider the second equation. Multiply \frac{1}{2} and 5 to get \frac{5}{2}.

a_{1}=64 r=\frac{5}{2}

The system is now solved.

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