Solve each system of inequalities using shading.

7. y > 3x2 + 3x − 5
y < −3x − 5

8. y > 4x2 + 8x + 8
4x + 8 > y

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

Precalculus question, image attached.