Question

131 Решить уравнение: 1) (2 x - 1) = 3; 3) [x-1 =|x + 3); 2) |1 - 5x1 = 2; 4) |2x - 11 = x - 11.​

Answer 1

1)2x-1=3
3+1=2x
2x=4
x=2