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)
x*x*x = ((3*x)/4)*x // - ((3*x)/4)*x
x*x*x-(((3*x)/4)*x) = 0
x*x*x+(-3/4)*x^2 = 0
x^3-3/4*x^2 = 0
x^2*(x-3/4) = 0
x-3/4 = 0 // + 3/4
x = 3/4
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in { 3/4, 0 }
| -x-40=-(1-7x)+1 | | 8(x-7)=0 | | 4+7x=4+14 | | 18-7v=9(3v-5) | | 4x(-2/5x-7.2)=-12 | | (4x+7)=(6x-63) | | 7x-0.154=2x+0.6 | | x(x^2-4)=8 | | 1.26x=-10.08 | | 3(35-x)=4x | | Ln(5x)=27 | | 6y-9=8+5y | | 1/2x-18=20 | | m/6=92 | | 4x(-2/5x-1.2)=12 | | 2x+3(-3x+4)=-9 | | 8-47=1s+13 | | a-3/7=2 | | x*x*x=y*x/3 | | 320=-6x-5(5x-33) | | 2/9x-2-4 | | 30y-27= | | (6k-5)(5k-5)= | | X^2-6x-66=9 | | 8/11•-3/4 | | 12-8x=14-8x | | 8/x-7=5/7 | | 88=2u+2n | | 20x+-25=4x-1 | | 6x+50=2100 | | -6+6k=42 | | x/6=90 |