Question

Решите уравнение
3(1.2x-4)=1.2-0.4x

Answer 1

3,6x-12=1,2-0,4x
4x= 13,2
x= 3,3

Answer 2

3*1.2-3*4=1.2-0.4х
3.6х-12=1.2 - 0.4х
3.6х +0.4х=1.2+12
4х= 13.2
х=13.2/4
х=3.3