Answer:
Step-by-step explanation:
Subset of A = { {} , {a} , {b}, {a.b} }
I believe it’s 3.5 but I could totally be wrong I’m not much help at all
I would solve it for B, but that's just what I think. So you would do -12 time -2 which is 24, then subtract 24 from both sides so that you would get B=-31
Answer:7
Step-by-step explanation:
all you have to do is subtract 20-13
