Evaluate the expression.

Math it's appreciated. (picture provided)

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

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.