If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b in (-oo:+oo)
(2/3)*b+2/3 = 7/9 // - 7/9
(2/3)*b+2/3-(7/9) = 0
(2/3)*b+2/3-7/9 = 0
2/3*b-1/9 = 0 // + 1/9
2/3*b = 1/9 // : 2/3
b = 1/9/2/3
b = 1/6
b = 1/6
| 1/3n+5=29/6 | | 2/3k+8=32/3 | | -3/5n+9=33/5 | | -7w-4=9/10 | | -3/4b+5/8=-25/8 | | 3.6=7.9-3x-x | | 1.1/33 | | 13x-5=4x+41 | | -2x+1+5=4x+6 | | 5/6d+3=41/12 | | -k+8/9=98/9 | | 6/7b+4/5=298/35 | | 2/5b-1/2=-29/50 | | 2(5c-1)-4=7c+3 | | 1/3b+3/4=119/132 | | x^2+140x+1275=0 | | 51+v=67 | | -6b+8=14 | | -8+2/5w=-38/5 | | 3/5x+2/5=13/20 | | 2/9+6d=176/63 | | 1/8+4/7a=1/8 | | -2/3+a=0 | | 4d+4/5=148/35 | | 8-(-5)= | | 3x+2y=250 | | 3/4n-4/5=-1/8 | | 16=a/240 | | 7/10+3b=16/5 | | -5t+4/5=54/5 | | -7w-5/8=555/8 | | 2/5k-4/9=178/45 |