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)
(2/3)*x-(1/3) = 7/3 // - 7/3
(2/3)*x-(1/3)-(7/3) = 0
(2/3)*x-1/3-7/3 = 0
2/3*x-8/3 = 0 // + 8/3
2/3*x = 8/3 // : 2/3
x = 8/3/2/3
x = 4
x = 4
| (2/3)x+y=400 | | (2/3)x+x=120 | | (2/3)x+9=x+1 | | (2/3)x+9=11 | | (2/3)x+90=180 | | (2/3)x+8=(1/4)x | | (2/3)x+4=2x | | (2/3)x+4=(3/5)x-2 | | (2/3)x+3=x-2 | | (2/3)x+3=13 | | lnx=-2.3 | | (2/3)X+20=100 | | (2/3)x+(4/3)=(-4/3) | | .6222m-.375=.5m+.875 | | ln(2x+5)=3.4 | | (2/3)v+(1/6)=(7/9)v-5/6 | | (2/3)t=18 | | (2/3)t-8=0 | | (2/3)p=(1/2)p+(1/3) | | -3-n=2 | | (2/3)n+8=(1/3)n-2 | | (2/3)n+8=(1/2)n+2 | | (2/3)n+360=0 | | (2/3)a-(3/4)=(3/4)a | | (2/3)=(x/6) | | (2/3)=(x/20) | | (2/3)=((5-2x)/9) | | (2/3)-(1/x)=(5/6) | | 5x+7=x-21 | | (2/3)-(1/3)/(2/3)*(5/-2)=x | | (2/3)+2P=-(1/4) | | 2+n=-6 |