If it's not what You are looking for type in the equation solver your own equation and let us solve it.
m in (-oo:+oo)
(4/7)*m+1 = 47/7 // - 47/7
(4/7)*m-(47/7)+1 = 0
(4/7)*m-47/7+1 = 0
4/7*m-40/7 = 0 // + 40/7
4/7*m = 40/7 // : 4/7
m = 40/7/4/7
m = 10
m = 10
| -3/7t+9=51/7 | | -6/7w-10=-10 | | -3/4d-7=-15/2 | | 5k+9=-41 | | -1/2-2m=-7/4 | | 5/8-7d=-199/40 | | -b+7=70/11 | | 3/4-4/7b=117/28 | | 7a+3/7=-438/7 | | 4/5b+2/3=6/5 | | -7w+1/6=-92/15 | | -a-2=-10 | | 3m+3/5=21/10 | | -1/5+a=59/5 | | 4k+4=6 | | 4-7w=34/5 | | 1/2+d=7/2 | | 13+(x-13)-(2-5)=2.8 | | -2/3+7m=187/3 | | 5t-7=-23/2 | | 5/7a+1/3=-128/21 | | -4/5-5n=164/45 | | 3/5+6w=-117/5 | | 1/7w+4=31/8 | | 2a+6=9-3a | | -6+3/5k=-42/5 | | -6+4/7w=-6 | | 7/8-5t=-73/8 | | 10-1/6k=79/8 | | 4a+6=94/11 | | 4/7x-1=-65/49 | | 1/2t+9=69/8 |