If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
2*x-5 = 0
x+1 = 0
2*x-5 = 0
2*x-5 = 0
2*x-5 = 0 // + 5
2*x = 5 // : 2
x = 5/2
x+1 = 0
x+1 = 0
x+1 = 0 // - 1
x = -1
x in (-oo:-1) U (-1:5/2) U (5/2:+oo)
2/(2*x-5) = 3/(x+1) // - 3/(x+1)
2/(2*x-5)-(3/(x+1)) = 0
2/(2*x-5)-3*(x+1)^-1 = 0
2/(2*x-5)-3/(x+1) = 0
(2*(x+1))/((2*x-5)*(x+1))+(-3*(2*x-5))/((2*x-5)*(x+1)) = 0
2*(x+1)-3*(2*x-5) = 0
17-4*x = 0
(17-4*x)/((2*x-5)*(x+1)) = 0
(17-4*x)/((2*x-5)*(x+1)) = 0 // * (2*x-5)*(x+1)
17-4*x = 0
17-4*x = 0 // - 17
-4*x = -17 // : -4
x = -17/(-4)
x = 17/4
x = 17/4
| 3x=(400/5) | | -540+13.50x=4158 | | 2.9x=(400/5) | | 2.1x=(400/5) | | 3x+y+2z=140 | | -540+13.50x=1500 | | 2x=(400/5) | | 3(14.33)=2a | | (3x-9)/15=18/12 | | 2n^2+2n-112=0 | | -5+7x=4x+39 | | (6+2x)(4+2x)-24=39 | | 1/3n+11=-1 | | 50+60x=395 | | -6p^2-17p-5=0 | | 5x-2=9x-78 | | 56-7=3b+6 | | 208-x=289 | | 3x-9/15=18/12 | | 3b=1+b-3 | | 4/3,773 | | 1/16+101=99 | | A/-16+101 | | y=e^4 | | 56-7+3b+6=180 | | 18y=-6x-6 | | 1000+5000x=1200 | | 1000+5000x=1350 | | 3.1+6w=-20.3 | | x+5/15+4x+25/15 | | P=6t+.5 | | 13/15+d/5=103/120+d/3 |