Question

Решите уравнение: 15+3x+6(1-x)=2x+11

Answer 1

15 + 3x + 6(1 - x) = 2x + 11;

15 + 3x + 6 - 6x = 2x + 11;

21 - 3x = 2x + 11;

-3x - 2x = 11 - 21;

-5x = -10;

x = 2.

Ответ: {2}.