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)
(2/7)*x+10 = 4*x+278/7 // - 4*x+278/7
(2/7)*x-(4*x)-(278/7)+10 = 0
(2/7)*x-4*x-278/7+10 = 0
-26/7*x-208/7 = 0 // + 208/7
-26/7*x = 208/7 // : -26/7
x = 208/7/(-26/7)
x = -8
x = -8
| 1+x=5x-7 | | -7/9-1/3x=-2/5x-137/180 | | -1/3+5/7x=4x-9/4 | | 3+2/3x=x-1/3 | | 2/7x+1=-2x+17 | | -8+2/3x=2x-77/9 | | -1+2/3x=-x+22/3 | | -4/7x+7/8=-4/5x+3271/3080 | | 2/3-x=-6x+29/6 | | 1/6x-9=x-14 | | -1-2/3x=7x-41/18 | | 3/7x-1=-3/7x-79/7 | | 6-5/6x=2/3x+11/2 | | -3/8-4x=3x-45/8 | | 6x+3/5=108/5+3x | | 1/5+x=5/6x-19/30 | | 3x+2=-1/5x-30 | | 1/3x-6/7=4x+359/210 | | 7-2(5-3X)=4(X-3)+5 | | 4y=4+9 | | -1/3x-10=-25/3+2x | | 6/7-5x=-5/6x-17/21 | | 1/3x+7=53/7+2/7x | | -1+5/7x=-2/5x+394/35 | | -1/4x+1/5=-6/7x+89/20 | | 6x-1=-9/5+4x | | x+36+40+0+25+35+16=175 | | x+36+40+0+25+35+16=25 | | 5/6+6x=1/2x+7/4 | | 5/8+6x=-7x-827/8 | | -1/3x+3/5=173/180+3/4x | | 5x-1=11+7x |