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13 = r9+8

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Type your math problem... -13 = r9+8

Question

- 13 = r \times 9 + 8

Solve the equation

$Solve for r$

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r = - \frac{7}{3}

Alternative Form

r = - 2. \dot{3}

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Rewrite the equation

Rewrite in rectangular form

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9 x^{2} + 9 y^{2} = 49

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