Solve for x In the following equation. 4x/3= 4

O x= 12
O x = 16
O x= 3
O x = 28

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