Question

ПОМОГИТЕ РЕШИТЬ: Решите уравнение 0.4(x-3)=-4(0.2x-0.6)

Answer 1

0,4(x-3)= -4*0,2(x-3)
(x-3)(0,4+0,8)=0
x=3

Answer 2

0,4(x-3)=-4(0.2x-0.6)
0.4x-1.2=-0.8x+2.4
0.4x+0.8x=1.2+2.4
1.2x=3.6
$frac{1.2x}{1.2}$=$frac{3.6}{1.2}$
x=3