Question

Galera ajuda pfpfpf
2x-y,para x= -3 e y=-5
E
6xy -5y,para x=-4 e y=-2

Answer 1

2x - y ; x = -3 e y = -5
2.(-3) - (-5)
- 6 + 5
- 1

6xy - 5y ; x = -4 e y = -2
6.(-4).(-2) - 5.(-2)
- 48 + 10
- 38