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)
2/x-3 = 3/x-4 // - 3/x-4
2/x-(3/x)-3+4 = 0
2/x-3*x^-1-3+4 = 0
-1*x^-1 = -1 // : -1
x^-1 = 1
-1 < 0
1/(x^1) = 1 // * x^1
1 = 1*x^1 // : 1
1 = x^1
x = 1
x = 1
| 4a+5=5a+9 | | 4a+5-5a+9= | | -6+8(x-4)=16x+3-8x | | 16x+2y=0 | | 5/8=-x/4 | | =(M+6)(M-6) | | 7-x/-2 | | 21-(x/2)=x/5 | | 2(5x+1)=27 | | 5(2x-2)-3=5(x-5)+52 | | 7.5=(4.93/x)/((5-4.93)/100) | | x+y+2xy-1=0 | | 4(3x-5)-4=4(x-3)+44 | | 7.5=(x/25)/((0.21-x)/100) | | c(5a+b)= | | 6(x+3)-(x-5)=20 | | Cos(3x+30)=sin(7x-40) | | (a^-5b/ab^3)^-3 | | 1+2+3X=9 | | (a^-5b/ab^3) | | 3b-4d= | | x+9+22=64 | | 7.5=(x/25)/((0.61-x)/100) | | 4y-8=9y+2 | | y=(1/36)*7 | | 7.5=(x/25)/((0.61-x)/100)= | | (1+y)(5y+7)=0 | | 2+2+5= | | 17/3y-1/6=8/3 | | 4(6x-2)=32 | | 7.5=(x/25)/((.61-x)/100) | | x+(x+42)=66 |