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)
3*x = (4*x)/5 // - (4*x)/5
3*x-((4*x)/5) = 0
3*x+(-4/5)*x = 0
11/5*x = 0 // : 11/5
x = 0
x = 0
| x^3+x^2+5x+3=0 | | -3.15+x=5.2 | | (1/x-1/x^2)/(1/x+1/x^2) | | 0.2+x=2.4 | | 4x/7=2x-1/5 | | 10+16+x=18+14 | | 15(t-6)+6t=7(3t+4)-12 | | 13-3=3x-16 | | 4x/7=(2x-1)/5 | | 1/3x-2 | | 3/5-2/x=7/x | | X/4(120-5x) | | 5-z/z=9 | | 2y+2x=12 | | (2X+7)+(X+9)= | | 2x=(5x-11/3)+25 | | (5x-11/3)+25 | | 8x^2=2 | | -3x-x^2=2 | | -4x^3y^2+6x^2y^2+18xy^2= | | 11x^2y^2+16xy+1=0 | | 1/2(x-4)=2/3x+1/5 | | 11x^2y^2+16xy+1= | | m^3+12m^2+36m= | | 1/2x-5=12 | | 12a+40a^2-49= | | 40a^2b+12ab-49b= | | 49y^2+28y+4= | | 1/3x=15 | | 6c=90 | | 8x^2+16x-192=0 | | 6(x)+7=5(x)+2 |