2x^2-4x=t solve for t

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?

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.

Tom drove 206 miles in 3.9 hours. estimate his average speed.