Mrs. Groen estimates that she will spend $120 at the grocery store. She actually spends $150. What is the percent error?

Question 101 points)which equation in slope-intercept form represents the line that passes through (5, 1) and(-4,7)

Which system of linear inequalities is graphed? can somebody pleasssse

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.