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-6 = 0
x-6 = 0
x-6 = 0
x-6 = 0 // + 6
x = 6
x in (-oo:6) U (6:+oo)
12/(x-6) = 6/9 // - 6/9
12/(x-6)-(6/9) = 0
12/(x-6)-2/3 = 0
(3*12)/(3*(x-6))+(-2*(x-6))/(3*(x-6)) = 0
3*12-2*(x-6) = 0
48-2*x = 0
(48-2*x)/(3*(x-6)) = 0
(48-2*x)/(3*(x-6)) = 0 // * 3*(x-6)
48-2*x = 0
48-2*x = 0 // - 48
-2*x = -48 // : -2
x = -48/(-2)
x = 24
x = 24
| -17+18-(-12)-19+(-20)= | | 5/12=10/(x+3) | | 500.00+0.35x=2.50x*1342.50 | | (2x^5)(3x^6)= | | (x-8)/5=12/10 | | 4=-1/2x | | -11+4m+16+(-6m)= | | -3/5y=-3 | | 1/5x=10 | | 7/4n=1 | | -21.7+6.5+(-18.3)+13= | | =(g-3)(2g^2+3g+3) | | 0=-0.6y | | 9(-7x)= | | -42+32= | | 5(x-1)=4(x+4) | | -5x-4y=12 | | 12949024957x=0 | | 7(7y-3)-(2y+3)= | | 5n=20m | | x+(x+1)+(x+3)+(x+5)=-72 | | .098x+.062(5000-x)=389.20 | | 70000=-7200x+159000 | | 70000=-7200x-159000 | | 2/5n-5=7 | | 40000=-6500x+153000 | | 0.1(m-3)+4=-1/6+x | | 4x=13200-250x | | 0.10x+0.10x/2=3.50 | | 4x-0=3 | | 7x+7=2x+17 | | x(0.10)+x(0.10)/2=3.50 |