If it's not what You are looking for type in the equation solver your own equation and let us solve it.
t in (-oo:+oo)
-7*t = 7/8 // - 7/8
-7*t-(7/8) = 0
-7*t-7/8 = 0
-7*t-7/8 = 0 // + 7/8
-7*t = 7/8 // : -7
t = 7/8/(-7)
t = -1/8
t = -1/8
| a+1/2=-15/2 | | 65/6=x+10 | | 3/8+n=9/8 | | n/2=-1/6 | | m+5/9=-76/9 | | 45/28=d+6/7 | | x+2/9=46/45 | | b/6=4 | | -5w=35 | | 3/7d=-24/77 | | 6d=60 | | t+9=93/10 | | n-1/10=99/10 | | -28/3=a+2/3 | | x+7/9=10/9 | | n/-4=-2/7 | | 5/8+x=35/24 | | 8=n+7 | | a/-7=4 | | n+6=33/5 | | a/3=7 | | m-10=-19 | | b-3/5=-1/5 | | k/3=6 | | d-9=-97/11 | | a-8=-5 | | x-7/8=-11/40 | | a+1=7/6 | | b+7=8 | | 29/3=w+9 | | 13/8=w+5/8 | | b+1/5=51/5 |