Решите уравнение
2 + 3x = − 2x − 13.
2 - 3(2x + 2) = 13 - 6x
8 - 5(2x - 3)= 13 - 6
1 - 2 (5-2x) = -x - 3
5 - 2x = 11 - 7(x+2)
-2(5-3x)= 7 x + 3
3x + 5 + (x + 5) = (1 - x) + 4
10x + 9 = 7x
x - 2 + 3(x-3) +3(4-x)-3