Question

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Answer 1

$8 {}^{ \frac{1}{3} } - 9 {}^{ \frac{1}{2} } + 16 {}^{ \frac{1}{4} } + \sqrt{49} \\ \sqrt[3]{8} - \sqrt{9} + \sqrt[4]{16} + 7 \\ 2 - 3 + 2 + 7 \\ 8$

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3( 4x + 5) - 2(3 + 4x)

12x + 15 - 6 - 8x

4x + 9