Question

2,0п-1,3п+5,7п-2,9 якщо п-0,8

Answer 1

2,0×0,8-1.3×0.8+5.7×0.8-2.9×0.8=2.8

Answer 2

2,0×0

,8-1.3×0

.8+5.

7×0.

8-2.

9×0.

8=2.8