10 pts + brainliest a 7-mi cab ride costs $5.20. a 11-mi cab ride costs $7.20. find a linear equation that models a relationship between cost c and distance d. a. c= 0.50d+ 1.70 b. c= 0.74d+ 2.00 c. d= 0.50c+ 2.00 d. c= 0.65d+ 1.70

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

What are the solutions of the equation? z^2 + 11z + 24 = 0 a. 8, -3 b. 8, 3 c. -8, -3 d. -8, 3