If it's not what You are looking for type in the equation solver your own equation and let us solve it.
((-9/10)*x)/((9/4)*x^2+1)
(x-3)*(x+1) = 0
9981;9
(x-3)*(x+1) = 0
747;3
| 9x-(6x+7)=11 | | 13y-6y=35 | | y=3/4(-2y-6)-4 | | (4+x)*x=21 | | 9a+4a+5a-4= | | (5x-50)/(4x-32) | | 16-4x=x+6 | | 11/15m+1/5=3 | | -5x+10=-4 | | 2x^2-5y=8 | | 9x(2x-5)=-25 | | Tan(66)=19/x | | -120+24n+-15n^3+-10n^4+n^5=0 | | 1/3y+1/4=1/4y-2/3 | | 1x=6*3 | | 6x-5x+4x-8x= | | n^5-10n^4+35n^3-50n^3+24n=120 | | .625z+(-2.5)=2.5 | | 18-v=229 | | (-5+9i)(2+I)= | | 5n+2n=35 | | 2x+5=-3(x+3)-1 | | 1x+y=-8 | | 0=4x^2+-3x+1 | | 180-w=281 | | -1x+y=-8 | | 11x^2=41 | | x-1/3x-4/9=18 | | 4c+3c-9+6=60 | | 5x+3=-377 | | 46=2v+10 | | 8(-32-3y)-5y=5 |