If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
(2*x)/3 = (x-4)/4 // - (x-4)/4
(2*x)/3-((x-4)/4) = 0
(-1*(x-4))/4+(2*x)/3 = 0
(-1*3*(x-4))/(3*4)+(2*4*x)/(3*4) = 0
2*4*x-1*3*(x-4) = 0
5*x+12 = 0
(5*x+12)/(3*4) = 0
(5*x+12)/(3*4) = 0 // * 3*4
5*x+12 = 0
5*x+12 = 0 // - 12
5*x = -12 // : 5
x = -12/5
x = -12/5
| 5x+30y=-150 | | 2x(5x+1)=32 | | X^2-Y^2+8x-6y+23=0 | | x^2-48x+384=0 | | sqrt(8x-x^2-7)=3-3x | | 7/6x=2 | | 4(x*x)+20x-15=0 | | x=cos(90) | | x=50/100 | | F(x)=8-9x | | 2(2x)+2(2x+1)=24 | | 2x-4=6-12 | | x+(x-2)+(x-3)=16 | | 6x+x-280=180 | | 3cos(2x)=sin(x)+2 | | a+b+x=8a+b | | 4x+6=21-3x+6 | | 4..2/3..5=58/15 | | 58/15=4..2/3..5 | | 58/16=4..2/3..5 | | 8x+3=8r | | 58/16=2/3 | | 10(s-9)=-161 | | ln(x+2)-3x=0 | | 16-3x=-x | | 12/23=x/-138 | | -0.7=-q+-7 | | 5S=13 | | 6/19=x/76 | | 6.3/x=7 | | 13x-42=3-2x | | 1x^2=4 |