Question

Resolva as questões a abaixo com os cálculos:

$a)5(x + 12) = 2$
$b) \frac{x}{3} = \frac{3}{4}$
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Answer 1

a)5(x + 12) = 2

x + 12 = 2/5

x = 2/5 - 12

x = - 58/5

b) x/3 = 3/4

x = 3×3/4

x = 9/4