Răspuns:
2x+2=15-3x
2x+3x=15-2
5x=13
x=13/5
[tex]2(x + 1) = 3(5 - x) \\ 2x + 2 = 15 - 3x \\ 2x + 3x = 15 - 2 \\ 5x = 13 \\ x = \frac{13}{5} [/tex]