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)
-713/10 = 4*m+2*m+7/10 // - 4*m+2*m+7/10
-(4*m)-(2*m)-713/10-(7/10) = 0
-4*m-2*m-713/10-7/10 = 0
-6*m-72 = 0 // + 72
-6*m = 72 // : -6
m = 72/(-6)
m = -12
m = -12
| 338/21=-5/7n+2n+2/3 | | 7b-8/9-5b=82/9 | | 4=-2a+a+5 | | 9/7=3x+1/3x+1/3 | | 3+1/2x-7x=71/2 | | 5/7-6w+2w=19/7 | | 6a+9/10+5a=283/70 | | -x-4/7-6x=-179/56 | | 5w-2-5/7w=-13/14 | | 10+5/7x+x=-50/7 | | 19/30=5/6w+4/5w-1 | | -6/7w-3/8+2/3w=-601/1176 | | 5/6-2/5n+5n=-221/66 | | 1/3x-6+2x=8 | | 29=6w+4w-1 | | 2/7m+7-3m=389/42 | | 8/7=-5d+2d-1 | | -4/5d-5/8-1/6d=-5/8 | | -1/2=5x-5/6x-1/2 | | 2x+5/6+4x=41/6 | | 4/9+w-5/6w=41/99 | | -93/11=-6b+5b-9 | | -2/7+3/5w-6w=187/7 | | -5/9-2b+5/6b=-13/8 | | 1/4+w+w=19/12 | | 4/5b+5/6-4/5b=5/6 | | -2/5-5b+1/3b=64/15 | | -4/7a+3/4+2/5a=81/140 | | -1/2k+8+1/2k=8 | | 247/8=b+4b+7/8 | | 6+5m-2m=27 | | -13/140=-1/7w-w+1/4 |