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)
7*w-4*w-(2/7) = 19/7 // - 19/7
7*w-4*w-(2/7)-(19/7) = 0
7*w-4*w-2/7-19/7 = 0
3*w-3 = 0 // + 3
3*w = 3 // : 3
w = 3/3
w = 1
w = 1
| -4w-1/4-w=-9/4 | | -4w-1/3=-7/3 | | -4w-1=-21/5 | | -4w+9/10=249/10 | | -4w+5/6=17/6 | | -4w+4/9=6w+4/9 | | -4w+4/9+w=-23/9 | | -4w+4=16/5 | | -4w+3/10=-357/10 | | -4w+2/7=162/77 | | -4w+2/7=-12/7 | | -4w+10=38 | | -4w+10=20/3 | | -4w+1=-5/4+1/2w | | -4w+1=-1 | | -4t=36 | | -4t=-12/11 | | -4t-9/10+6t=81/110 | | -4t-7/9-2t=-61/9 | | -4t-7+1/2t=-21/5 | | -4t-6/7=-258/7 | | -4t-5=-53 | | -4t-3/10=-27/10 | | -4t-1/7+t=-1/7 | | -4t-1/4=31/4 | | 2x*2(4+18)=24*4-8 | | -4t-1+6/7t=-1 | | -4t+9=37 | | -4t+7/9-3t=-119/9 | | -4t+7+3t=1 | | -4t+5/8=37/8 | | -4t+4=412/63+4/7t |