Question

resolva essa equação 3(x-2)+(1-x)=13​

Answer 1

X=9
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Answer 2

$\sf 3(x - 2) + (1 - x) = 13$

$\sf 3x - 6 + 1 - x = 13$

$\sf 3x - x = 13 - 1 + 6$

$\sf 2x = 19 - 1$

$\sf 2x = 18$

$\sf x = \dfrac{18}{2}$

$\red{\sf x = 9}$