. If n(A)=2 n(B)=3 n(AՈB) =24, what is the value of n(AUB)?

Why do interests rates on loans to be lower in a weak economy than in a strong one

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18