Question

Quanto é: 3 (x+1)+2=5+2 (x-1)?

Answer 1

3x+3+2=5+2x-2
3x-2x=5-2-3-2
x=-2

Answer 2

3(x+1)+2 = 5+2(x-1)

3x+3+2 = 5 +2x-2
3x+5 = 3 + 2x
3x - 2x = 3 - 5
x= -2

bons estudos