Answer:
243
Step-by-step explanation:
i guessed
-243
-3x-3x-3x-3x-3= -243
Each answer correct is 5 points so Doug got 40 points.
m + 188 = 232
sum → +
B'=U-B={q, r, s, t, u, V, W, x, y, z}-{q, s, y, z}={r,t, u, V, W, x, y}
A'=U-A={q, r, s, t, u, V, W, x, y, z}-{q, s, u, w, y}={r,t,v,w,x,z}
B'UC={r,t, u, V,W, x, y}U{v, w, x, y, z).={{r,t, u, V,W, x, y,z}
(B'U C) U A'={{r,t, u, V,W, x,y,z}U{r,t,v,w,x,z}={{r,t, u, V,W, x,y,z}
I would
I would give you the answer but your image is blocked. sorry