2,8 * (10,4 - 2x) = 11,2

Question

2,8 * (10,4 - 2x) = 11,2

Answer 1

2.8 (10.4 -2 x)==11.2
10.4 -2 x==11.2/2.8
10.4 -2 x==4.
-2 x==-6.4
x==-6.4/-2
x==3.2