Answer:
5
Step-by-step explanation:
-6+(-4)/-2
-6-4/-2
-10/-2
0.2222222...
Long division or just googl
55.^
Becuase 6-5=1
1-6=5
5-4=1
1-3=2
80
10- w = 90
w = 90 -10
w = 80