WHICH equation is part of solving the system by substitution?
[ x+y= 11
(4x² – 3y² = 8
O 4(y + 11)2 – 3y2 = 8
O 4(11 – y)2 – 3y2 = 8
O4(y – 11)2 – 3y2 = 8
O 4(-11y)2 – 3y2 = 8

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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

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