If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(5*x^2)/12+14 = 0
5/12*x^2 = -14 // : 5/12
x^2 = -168/5
x belongs to the empty set
| -91=7(3n-7) | | 5y+15=-3y-17 | | 11x^2-60x-64=0 | | -3(1+6r)=-14-r | | 12x^2-96x+192=0 | | -55=-15x | | 14-x/8=3x/4-21 | | 3x-10=-6x+1 | | 3x-7=2x+13 | | Y+4=2(x-3) | | 5x+9.9=4.8+8x | | 6x+36=4x+44 | | 3/2(x-1)-(3x-5)/6 | | 5-1/36 | | 4x+44= | | 9x-5=x+5 | | (2x/5)=10 | | 49x+54y+59z=761 | | 10x-2=-11+x | | x+1/4=5/12 | | x-1/5=7/4 | | a/5=3/2 | | 5x-10=360 | | 8(3x+1)=6(4x-3) | | x+2x+4+3x+1+90=180 | | x+(2x+3)+0.3(2x+3)=38.10 | | x/2-3=1/3 | | 3(x-4)=5x-5 | | x+5y=5.45 | | x^2-1/2x-35/16=0 | | 4+2x-3=6(x+1) | | 17+6x-14=4x-5+6x |