Question

2(6а-1)+4(2-а)-если а=-0,625

Answer 1

2×(6×0,625-1)+4×(2-0,625)
1) 6×0,625=3,75
2) 3,75-1=2,75
3) 2-0,625=1,375
4) 2×2,75=5,5
5) 4×1,375=5,5
6) 5,5+5,5=11