Select the points that are solutions to the system of inequalities. Select all
that apply.

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.

Find the roots of the equation below. x^2 - 6 + 9 = 0

Can someone check if i did this correct. it’s number 4 if you’re wondering.