What are the solution(s) of x2 -4 = 0?
X=-4 or X=4
X=-2 or X= 2
X= 2
X=4

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.