Question

3x – 2(x – 5) + x +3 = 20

Answer 1

Bom Dia !!!

$3x - 2(x - 5) + x + 3 = 20\\\\3x - 2x + 10 + x + 3 = 20\\\\2x = 20 - 10 - 3\\\\2x = 7\\\\{\boxed{\sf x = \frac{7}{2}}} \\\\ou\\\\{\boxed{\sf x = 3,5}$

Espero ter ajudado :-)

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