Find only the x-coordinate of either point of intersection. y=-x^2+8x-7 y=x^2-8x+17

Credit card a offers an introductory apr of 3.4% for the first three months and standard apr of 15.7% thereafter,

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?