Question

6 (×-2)+5 (×-1)-3×para ×=5×=8

Answer 1

Para x=5
6(x-2)+5(x-1)-3x=
6(5-2)+5(5-1)-3.5=
6.3+5.4-15=
18+20-15=
38-15=
23

Para x=8
6(x-2)+5(x-1)-3x
6(8-2)+5(8-1)-3.8
6.6+5.7-24=
36+35-24
71-24=
47