This graph shows how the number of pies Alec can bake is related to the number of additional cups of sugar he buys. What is the rate of change?

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Which expression is the factorization of x^2+10+21