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+6 = 63/10 // - 63/10
a-(63/10)+6 = 0
a-63/10+6 = 0
a-3/10 = 0 // + 3/10
a = 3/10
a = 3/10
| 1/2+b=9/2 | | -4/5x=-4/5 | | n+1=4/9 | | 1/5w=-2 | | a+6=73/11 | | -7+t=-1 | | (3y+9)/6y | | b+1=0 | | -31/5=b+4/5 | | w-10=-6 | | 11/9=w+2/9 | | m+10=59/6 | | P1=C2+F2/160-P1 | | 49/4=d+1/4 | | d-1=-11 | | t/6=4/7 | | x^2+13+30= | | 1/2+x=9/2 | | 7/20=k-2/5 | | w-1/3=23/3 | | 1/5a=2 | | -9+x=-58/7 | | d+7=25/4 | | k/-6=-4 | | 8+d=15 | | m-2/3=22/3 | | 43/9=n+7/9 | | 1/18=b-5/6 | | 2/5t=-1/5 | | 2/5x=4 | | -20/3=b-7 | | -1/7k=-6/49 |