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)
(1/2)*m+(2/5)*m+10 = 68/5 // - 68/5
(1/2)*m+(2/5)*m-(68/5)+10 = 0
(1/2)*m+(2/5)*m-68/5+10 = 0
9/10*m-18/5 = 0 // + 18/5
9/10*m = 18/5 // : 9/10
m = 18/5/9/10
m = 4
m = 4
| 17/72=-1/2w-2/3w+5/8 | | -51/560=4/7x+3/4x+9/10 | | 4y^3=2y^10 | | 47/50=4t+2/5t+1/2 | | 3/7a+1/4+a=407/28 | | -1/3x-1+x=-15/11 | | 3/5+3k-7k=-237/5 | | 6+2m+7m=15 | | 17/14=-7x+2x+1/2 | | 63=9b+3c | | 2/3n+2/7+n=-274/21 | | -1/2a+10+5/6a=31/3 | | 3k+3/8+5k=155/72 | | 8-7t-5t=-4 | | 1/2+2x-2/3x=19/6 | | a-10+6a=-163/10 | | 3/4t-1+4t=37/20 | | 5/6w+1/2+7w=-91/6 | | -53/10=7t+7t+3/10 | | 1/2k+8-k=61/8 | | -151/16=-6w-1/2w-7 | | -2/9+2/5x-4/7x=-814/2205 | | 6/7-2/7x-7x=9/70 | | 21/10=4/5t+1/2t+4/5 | | (n-7)*7=49 | | 1-3x+2/7x=-31/7 | | -1/2+k+1/3k=37/6 | | 7t-5/7+7t=230/21 | | 4-2/3w+w=23/3 | | 1/2m+3/10+4/5m=-1 | | 9/14=a-2/5a+1/7 | | d-1/6+5/7d=-265/294 |