Solve Quadratic Equations
4x^2+12x+3=0
6x^2=12x-24
9x^2+12x-24=0
9x^2+21x-8=0
10x^2+11x-6=0
14x^2+42x+70=0
15x^2+7x-2=0
15x^2+x-6=0
15x^2-84x-36=0
16x^2-8x+1=0
25x^2-30x=-9
9x^2-17x-85=0
20x^2+17x+3=0
x^2-22x+21=0
24x^2-2x-15=0
24x^2-46x=18
24x^2-30x+8=-2x