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)
(3*x)/2.1 = 0
1.42857143*x = 0 // : 1.42857143
x = 0
x = 0
| 9.5x-6.1=6.25 | | 2y^2-5y=-2 | | 2x^3+x^2=32x+16 | | 4x-7=3(2x+1) | | 4/n=0.5 | | 2x^2+2y^2-36=0 | | 27x+30=33x+3 | | 13x+10y=12.07 | | 3(7X+7)-9=21X+12 | | 28=7(x-3) | | -8-2x=-4x+2 | | 30m=3(60) | | 4ln(5x)=6 | | 9x+20=4x | | -32/5-(-24/7) | | X=8y-6 | | 8-1.2(5)=2 | | -53/5+(71/6) | | X=8y-6fory | | y=1/2x^3-2 | | 7y-7=8y-6 | | 12x-9x+6x+24+9x+15=15x-12+9x+15+9x | | 13x+19-19x=-24 | | -5/6+81/4 | | 80/4 | | 4.5x-1.8=4.5 | | x(6-x)=-36 | | -1x^2+6x-8=0 | | 66/7-117/8 | | -102/3+97/12 | | 88+8x=32 | | 140+48x=260 |