(offering alot of points) Solve: (x⁴ + 3x³ – 2x² + 5) + (2x⁴ – 5x³ + 4x – 15).

Liam's parents are driving three times as fast as liam is biking, but they left later than he did. if his parents caught up with him two hours after he left, how much later than liam did they leave?

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

5/6+7/8what is the answer sealsdbdbshd