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+8/9 = 5/36 // - 5/36
a+8/9-(5/36) = 0
a+8/9-5/36 = 0
a+3/4 = 0 // - 3/4
a = -3/4
a = -3/4
| 8=a+7 | | 5-8x=41-15x | | 5-8x=41-15 | | k+5=11/2 | | 5k=5/4 | | k+2=14 | | 5/7+w=99/70 | | -9/10+k=-69/10 | | b/3=-7 | | k-5/8=-5/8 | | w+1=9/11 | | 23/24=k+3/8 | | m+5/9=113/90 | | -4/7+x=-81/7 | | -2/9+b=19/36 | | a+8=97/12 | | 12=t+6 | | d+6/7=11/21 | | -2/3=t+1/3 | | 3=d-3 | | -1/3+a=2/3 | | d-3/10=97/10 | | -2/7x=-2 | | x-4/9=-103/9 | | -32/5=x-2/5 | | 9/20=x+3/4 | | 11/24=t-1/8 | | k/7=-1/3 | | 6+x=-1 | | -75/8=w-10 | | w-6=0 | | t+7=11 |