What is the simplified form of the quantity 4 x squared minus 25 over the quantity 2 x plus 5 ?

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *

*segment an is an altitude of right ? abc with a right angle at a. if ab = 2root 5 in and nc = 1 in, find bn, an, ac.