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)
a+1 = 9 // - 9
a-9+1 = 0
a-8 = 0 // + 8
a = 8
a = 8
| w+3=8 | | w-10=-5 | | 12y-6=33y | | -6(v+3)+2v+6=8v+6 | | -9=t+1 | | 13=b+9 | | 195=15t | | 2/3+z=3/8 | | -2+n=1 | | b+6=11 | | m+8=11 | | 10+b=22 | | 3d=-24 | | -5+k=-3 | | 1=b+1 | | 3+m=-7 | | 14y=35 | | -2t=-2 | | d+1/3=5/6 | | 13y=35 | | k+1=10 | | k+4=13 | | a+10=17 | | -1+w=1 | | -1+m=10 | | d-5=0 | | m+1=-10 | | -6k=-30 | | -20=b-9 | | 2b=-12 | | w+6=13 | | t(4)=16+8 |