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)
y = (w+1)/u // - (w+1)/u
y-((w+1)/u) = 0
(-1*(w+1))/u+y = 0
(-1*(w+1))/u+(u*y)/u = 0
u*y-1*(w+1) = 0
u*y-w-1 = 0
(u*y-w-1)/u = 0
(u*y-w-1)/u = 0 // * u
u*y-w-1 = 0
x belongs to the empty set
| y=w+1/u | | 7y-3+4y=y+5-2y | | 2x+2=-4/5+6x | | 24m+15n= | | 6x^2-1=23 | | 5/3x+1/3x=2x+24/3+8/3x | | -7x-9=-27+2x | | x/p+x/q=5 | | 8(6x+12)= | | 3.2c+2.6=-23 | | -7=(c/-6)+12 | | 4x+12/-2 | | 35-10-27= | | 2-(-3+3x)+1=x-2(8x-1) | | 9x^2-90x+4y^2+189=0 | | x+5/2=18/8 | | 8.2x-3.5x=-92 | | X+1/3X=12 | | r^2+3r-270=0 | | 7-x=3x+7 | | 64-(3+12*2-9)= | | x^2+19x-50=0 | | 2(x+2)=-5-2(x-3) | | 13=(w/-3)-4 | | 42=18-4w | | -2X-17(X+6)=-6(3X+2) | | 4(3x+2)=14x+4-2x+4 | | A^2+19a-50=0 | | -3+8v=-3(7v+1) | | 5/x=240 | | xd-3.1=4.1 | | 26=5a+1 |