Which of the following is solution set of 4x = y and 2x2 − y = 0? a. {(0.5, -0.5), (2, -8)} b. {(0, 0), (2, 8)} c. {(1.5, 2), (8, 2)} d. {(-1.5, -2), (2, 8)}

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.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?

If chord ab is congruent to chord cd, then what must be true about ef and eg?