Riddle I AM THE SON OF WATER BUT WHEN I RETURN TO WATER I DIE.

WHO AM I…?

can some one help

Add or subtract polynomial : –12qr? +13rq?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12

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