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)
4/x+1 = (2*x)/x+6 // - (2*x)/x+6
4/x-((2*x)/x)-6+1 = 0
4/x-6-2+1 = 0
4*x^-1 = 7 // : 4
x^-1 = 7/4
-1 < 0
1/(x^1) = 7/4 // * x^1
1 = 7/4*x^1 // : 7/4
4/7 = x^1
x = 4/7
x = 4/7
| 195-3x=33x+23 | | 33=6c-3 | | -86-7x=8x+149 | | rd=309d | | 30f=f^2 | | 4(-1x-3)=-52 | | 7(4x+1)=-91 | | 8-7x=x-48 | | -7x-1=-5x-11 | | 6-3x-3x=-12 | | 5x+3+x=-33 | | 5(-8+4x)=160 | | 3(-8+7x)=102 | | 10+4x=x-2 | | 6x-6=-3x-60 | | (-22)-[7+(-6)]= | | -7-5x+3x=13 | | 7x+8+6x=47 | | [(-22)-7]+(-6)= | | (x+a)(x+3)=x^2-2a-15 | | 1=125000+3000x | | 9x^3+6kx^2+(1-3k)x=0 | | (2k-7)(2k-3)=0 | | 7m+21=3+33 | | x^2-4x+k=0 | | 7x-5=10-3x | | 2x-17=-39 | | 5x-4=2-x | | 10s+6=5 | | 4x+34=12x-28 | | (k-2)x^2-2(k+3)x+k=0 | | 2x+50= |