A line is drawn on a coordinate grid by the equation x = 5. Which of the following lines would represent a row perpendicular to it?

What is the slope of the line that contains the points (-2,1) and (0,-3)

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

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details