Answer:
42 pts
Step-by-step explanation:
72=L.T+W.T W.T=12+L.T
72=L.T+12+L.T =12+30=42
72=12+2L.T
72-12=2L.T
60=2L.T
L.Y=30
A, B, E,
CAuse yes
(-9+12)=3
3-(-7)=
3+7
ans=10