If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
-((5/7)*x)-2/5 = (-2/3)*x-(61/165) // - (-2/3)*x-(61/165)
61/165-((5/7)*x)-((-2/3)*x)-2/5 = 0
(-5/7)*x+(2/3)*x-2/5+61/165 = 0
-1/21*x-1/33 = 0 // + 1/33
-1/21*x = 1/33 // : -1/21
x = 1/33/(-1/21)
x = -7/11
x = -7/11
| b+9=11-b | | 2/3-3n=3/7n-70/3 | | 5m+7=7m+29 | | -8-3k=6k-14 | | 4+5/6b=-4b+169/6 | | -1/3a-1/5=-1/5+a | | -1/3d-5/6=239/30+2/5d | | -6/7+1/4x=6/7x+4 | | 2x-3x=-36+24 | | -a+2/7=-222/7+7a | | -1/3x+1/4=-25/12+5/6x | | 4k-3=-39-5k | | 2x+4=6/7x-44/7 | | 1/3w-1/5=-6w+662/15 | | -3/7d+7=443/56+2d | | -5/7d+4=428/7+5d | | 3/5x+5/6=-5x-37/90 | | 4t+1/2=81/2-6t | | 8-3k=k+12 | | -1/3t+3=-2t+3 | | n-10=40/7-4/7n | | 6-4x=4x+6 | | -t+1=-9/2-1/2t | | -1/4w+7=-2/3w+79/12 | | 3/7k-1/6=323/42+2k | | 1/3b+1/4=33/4+3b | | 4/5m-8=-4/5m-236/25 | | -n-9=-17+n | | 4d-7=13-d | | 10+1/3x=-7x+76 | | 1/7n-9=-n-55/7 | | 4/7-4/7b=3/7b+46/7 |