Question

The root of 2x+(x/2) =20 is _______

Answer 1

Answer:

$2x + \frac{x}{2} = 20 \\ \frac{4x + x}{2} = 20 \\ \frac{5x}{2} = 20 \\ 5x = 40 \\ x = \frac{40}{ 5} \\ x = 8$

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