If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w in (-oo:+oo)
(2/5)*w+7*w+8 = 77/5 // - 77/5
(2/5)*w+7*w-(77/5)+8 = 0
(2/5)*w+7*w-77/5+8 = 0
37/5*w-37/5 = 0 // + 37/5
37/5*w = 37/5 // : 37/5
w = 37/5/37/5
w = 1
w = 1
| 2/3n-1-3n=-29 | | 3/7w+1/2+4w=-29/35 | | 9=2k+k+7 | | 5n-6-6n=-19/3 | | -3/5-6k+k=17/5 | | 7t+9+1/6t=151/12 | | -4/9+5k-1/2k=-490/9 | | 1+4/5k+3/5k=19/5 | | 4=3x-2/4 | | 4/7w-1/4-w=-67/28 | | -25/6=5/6x+x-6 | | 3/4+1/2b+1/2b=57/44 | | -1/5k+4/9-6/7k=1139/315 | | -4/5=-3/4d+4/5d-1 | | 4k-5+4k=35 | | 5+2t+2/7t=179/7 | | 1/4d+5/7+2/3d=103/252 | | 1/3+1/2d+2/3d=43/3 | | 5a-1-1/3a=25/3 | | 1/4-5/7d-4d=-131/4 | | 21/20=-5/6d+1/3d+4/5 | | 1/5-6n+1/7n=-608/35 | | -149/60=-5d+1/6d+9/10 | | 1/7+2/3a-1/3a=-41/252 | | 1x^2-6x-16=0 | | -59/7=2w+w+4/7 | | -1+6t+4/5t=14/3 | | 9ln(x+2)-3lnx= | | 2/5-3/5n+1/3n=14/5 | | 189/40=-2x-6x-7/8 | | -1/2+1/2a+6a=19 | | 233/28=n+2/7n+8 |