Question

(×+3)-(×+2)=5-2(×-1)

Answer 1

Resposta:

$\left(x+3\right)-\left(x+2\right)=5-2\left(x-1\right)\\\\=x+3-\left(x+2\right)\\=x+3-x-2\\=1\\\\5-2\left(x-1\right)\\=5-2x+2\\=-2x+7\\\\1=-2x+7\\2x=6\\x=3$