The infield of a track has a width represented by 2x + 10 and the length of the straight-away of
5.x - 40.
What is the area of the infield of the track? (Use 3.14 as an approximation for pi.)

5.(04.07) two different plants grow each year at different rates, which are represented by the functions f(x) = 4* and g(x) = 5x + 2. what is the first year the f(x) height is greater than the g(x) height? year 3 year 0 year 2 year 1

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

The price of a visit to the dentist is \$50$50. if the dentist fills any cavities, an additional charge of \$100$100 per cavity gets added to the bill. if the dentist finds nn cavities, what will the cost of the visit be?