Question

$x + \frac{x}{2} + \frac{3 \times }{4} = 18$
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Answer 1

x + x/2 + 3x/4 = 18

Multiplicando tudo por 8

8x + 4x + 6x  = 18 . 8

18x = 18 . 8

x = 18/18 . 8

x = 1 . 8

x = 8