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)
1-((2*x)/9) = 6/7 // - 6/7
1-((2*x)/9)-(6/7) = 0
(-2/9)*x-6/7+1 = 0
1/7-2/9*x = 0 // - 1/7
-2/9*x = -1/7 // : -2/9
x = -1/7/(-2/9)
x = 9/14
x = 9/14
| -160=-n+4(-7-8n) | | 3(x+1)+2(x-1)=21 | | 4(x+5)+3=9x+4(x+3) | | (9x-6)(5x+9)= | | 5(7+x)=12+5+5x | | (x+3)+51=90 | | 4x=254 | | 9x-6+2x-x+7=16x+8-x-3 | | 4x(x-7)=16 | | 6x-3d+2d-6=4x | | 5=w/5.5 | | 3x+210=360 | | 9x(x+9)=135 | | 6x+5=x-11 | | 4x^2+5y^2+16x-10y+1=0 | | 12=9+5ln(x) | | 5a+5=45-3a | | 2x/3=-43 | | =(1+.10)n | | (9x+3)(7x+1)=180 | | -2=9k-17 | | 48=3/8x | | 4sin^2x=4sinx-1 | | c=4.5t+5 | | (3x-4)+52=90 | | 5x^2+22x-21=0 | | 19x+80=180 | | 19x+80=90 | | 2v+9=47 | | 10+(x-3)=22 | | -4v+0.4-3.4v=-2.56 | | -4x/3-5=23 |