1. Kyle is using elimination to solve the system below and will first add the equations together,
4x - 2y = 18
-3x + 2y = -11
Which of the following shows the sum of the
two equations?
a. 7X = 29
b. X=7
c. 7x = 7
d. X = -7

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas