If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
y = x/x+4 // - x/x+4
y-(x/x)-4 = 0
y-4-1 = 0
y-5 = 0
x naleu017Cy do R
x in (-oo:0) U (0:+oo)
| 6x-7=2x+103-x | | 9+2x=15+4x | | 3/4-(-18/6) | | x^2*(x+4)=14.5 | | 3r+2t+20+10-2r-9= | | 5(-1/5) | | 23x-3=10 | | 5(11/15) | | 36/2*-1/6 | | -13+21=-4(x+6) | | 1-5=6x+2 | | x^3+4x^2-14.5=0 | | 36/-1/2 | | (6x-5d)-(6d+6x)= | | 9-6x-7-8x=4 | | 6-wx=vx+4 | | 2(4n-3)=7n | | 4(d+6)+1=-2 | | |x-5|=45 | | 30=24+m | | -2(-2+2n)-8n=-68 | | |5b+9|+16=2 | | (2xy+x^2+x^4)dx-(1+x^2)dy=0 | | -5/4x=10 | | 6x-7=140 | | [x+1]=2 | | -1483/375/7/10 | | 7n+20=8n | | 6n+7=8n-n+4 | | x+2y+8=0 | | R+f=z | | 16x-5=12x-9 |