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)
y = x-(2/3) // - x-(2/3)
y-x+2/3 = 0
y-x+2/3 = 0 // - y+2/3
-x = -(y+2/3) // * -1
x = y+2/3
x = y+2/3
| -3(5-9v)=26+7v | | -[-5+(-2)]=x | | 4x+15=2x+16 | | 9(x+3)-2=34-3x-9+12x | | -[-(-2)]=x | | 900000000x+600000,00000000=12222200000000000000000000 | | 3(x-4)=72 | | 4x7/3 | | 25x-27x+2x= | | 0.6(-4r+6)-1.7r= | | 2x+3x+3x+2x+110+110=360 | | ad+BY=cz | | 5x+4x=8x-1 | | w=r/f=344m/sec/24 | | x-1=x^2+49 | | 900000000x=3 | | -2+3=a-12 | | 2x^2-2x=32 | | 4x7/9 | | 3/d=-2/5 | | 8(x+1)-7x-4= | | 2x+4+3x=x+x+7+2x | | 2x-9+1.5x+6=32 | | 90-72/8x3 | | 1.5c-3c+4=2.5c+7-3 | | 75x^3-147x=0 | | 1+ln(2x)=0 | | 6y+12=-3y | | 2x+4+3x=2x+2x-x | | -1f+-8=-3 | | (6x+8)=72 | | 7x^2+3x=5 |