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8-(x+9)^3=520

Solve using cube root. Please show work!!

8-(x+9)^3=520 Solve using cube root. Please show work!!-example-1
User Ladan
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1 Answer

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Answer:


8 -( x + 9)^(3) = 520 \\ \\ - {(x + 9)}^(3) = 520 - 8 \\ \\ - (x + 9) ^(3) = 512 \\ \\ - {(x + 9)}^{3 * (1)/(3) } = \sqrt[3]{512} \\ \\ - (x + 9) = \sqrt[3]{512} \\ \\ - x - 9 = 8 \\ \\ - x = 8 + 9 \\ \\ - x = 17 \\ \\ x = - 17

I hope I helped you^_^

User CL So
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