If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2;3;0;0;0;4
(-e)^2*x
3.7;0.256
3*x^3-3*x^2+4*x-4;x-1
{root[3][0.58/0.11]}
| -28x-32=80 | | 4(m-7)=28 | | -28x-32=20 | | 2(4x+3)=10-4x | | 5n-3=2n-6 | | -7/4*x-8=20 | | X(X+8)-209=0 | | (2x+10)+38=90 | | -8.3=3d+4.7 | | 5(x-4)+2=-173 | | X*10x=200 | | 7/4x-8=20 | | (2x-3)^1/2*(2x-3)^2 | | 48=40-v/7 | | 6f=91 | | x*0.6=500 | | n^2-9=78 | | 2x^3-9x^2-12x-3=0 | | -5ry/-8y | | 35y+1=22 | | X+(x+18)((x+18)2-4)+92=382 | | 8x^2+22x=-15 | | -7(-1)(-5)= | | x*7=x*4+39 | | x-2=-x-3 | | -6.3+x=-14.2 | | -6(8)(-1)(-1)= | | 2n+2(n+0.6)=4n+2(n+0.1) | | 120+125+20+53=180 | | 84=4e | | 24=x+13y | | 10(-6)(0)(-3)= |