If it's not what You are looking for type in the equation solver your own equation and let us solve it.
a in (-oo:+oo)
(6/4)*a-((2/3)*a) = 0
(6/4)*a+(-2/3)*a = 0
5/6*a = 0 // : 5/6
a = 0
a = 0
| 21/2-11/7 | | -40-8v=-7(8v-8) | | 3n+4=4n+3 | | 4a+8=b | | x+31=79 | | 33c=72 | | -7-56x=105 | | 3(26)=u | | 960=x*(x+2) | | 0=2y-2-3x | | -4=y-36 | | -756x=105 | | X/6-1.4=-20.6 | | 14+8x=x^2 | | 5g+4=-9g-10 | | h-5=18 | | 8u=3u+45 | | 4(7+3x)=76 | | 7x+1-x-5=6 | | 5/8:40 | | 94=f+36 | | 5s=78 | | 2.50a+45=0 | | 3n-4=3n+4 | | -2/5x-4=8 | | M+1-7=-1 | | -5y+10=-6x | | 0.6w-1w= | | -8+5y=-3 | | 4(x-2)=4x+16 | | 4x*2+10x+3=0 | | 12x+5=94 |