Question

2) 5x-3 = 2x + 9
a) x= 7
b)x= 10
C) x= 2
d)x =12​

Answer 1

Resposta:

OLÁ

$5x - 3 = 2x + 9 \\ 5x - 2x - 3 = 9 \\ 5x - 2x = 9 + 3 \\ 3x = 9 + 3 \\ 3x = 12 \\ x = \frac{12}{3} \\ \boxed{ \blue{x = 4}}$

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espero ter ajudado

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