Решите уравнение 0,3-2(x+1)=0,4x+0,1

Question

Решите уравнение 0,3-2(x+1)=0,4x+0,1

Answer 1

0.3 - 2(x + 1) = 0.4x + 0.1
0.3 - 2x - 2 = 0.4x + 0.1
- 2x - 1.7 = 0.4x + 0.1
- 2x - 0.4x = 0.1 + 1.7
- 2.4x = 1.8
x = - 0.75