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)
4/3 = 6/x // - 6/x
4/3-(6/x) = 0
4/3-6*x^-1 = 0
-6*x^-1 = -4/3 // : -6
x^-1 = 2/9
-1 < 0
1/(x^1) = 2/9 // * x^1
1 = 2/9*x^1 // : 2/9
9/2 = x^1
x = 9/2
x = 9/2
| 20*C=(5/9)(F-32) | | 3(x-7)=0 | | (4x-7)(4x-3)=0 | | 3v-3=20 | | 6x^2+18x=-12 | | 4x-8=6(x-5) | | b+3b=8 | | 49s^2t^2=36s^2t^2 | | (10x-24)+2x=180 | | n^2+11n+24=0 | | lnY=5xA | | 4r=7 | | -3x+2x^2-5=0 | | Lny=5xlnA | | 17pqr=51pqr^3 | | 8x+4y=320 | | 2w^2+3w-27=0 | | 3(x-36)=5x | | 12x^5y=32x^6y | | 4(x-5)+7=2x+2(-4+x) | | 10+23+x=180 | | (1+x)(3+2x)=0 | | (x^3/3)-x^2-48x | | 0.02x=0.0292 | | -6c-4c= | | 9x-6=x-54 | | 15abc^2=25a^3bc | | 6x^2+9=55x | | 53=200 | | (-6)-2= | | (9/16)x^2-1=0 | | 8-4a=6a |