3x - 2 - 3(x + 5) = -(2 - x) - 53x - 2 - 3x - 15 = -2 + x - 5Combine like terms:-17 = x - 7Add 7 to both sides:-10 = x
Ответ: х = -10
3x - 2 - 3(x + 5) = -(2 - x) - 5
3x - 2 - 3x - 15 = -2 + x - 5
Combine like terms:
-17 = x - 7
Add 7 to both sides:
-10 = x
Ответ: х = -10