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*x)/7 = -8 // + 8
(2*x)/7+8 = 0
2/7*x+8 = 0 // - 8
2/7*x = -8 // : 2/7
x = -8/2/7
x = -28
x = -28
| 8=m-2 | | ln(t^2/2)-1 | | an=2n+4 | | x-7.8=-5.6 | | 200x*10=6 | | px+5=-4x+q | | w+5.4=8.9 | | m+41=46 | | 2a=3a-6 | | x+9=50 | | m-49=-30 | | 5x+x^2+6=0 | | 15m+5n-6m+7n= | | 6(x+4)=3x-4 | | 2y=11x+4 | | x/2=1000 | | 12x*50=20 | | c+c+c=15 | | x+23=910 | | -2(t-3)+4t=6t-1 | | -6[1-5(2)]=54 | | -(w+4)=-3w+7 | | 2(3.14)80= | | 2(x-1)=7x-1-5x | | Solvea+5.5=17.3 | | 7y+1-4y=5+2y-1 | | 25x/25y | | 3a-5=-3-3(a-2) | | -6[1-5(20)]=54 | | 5x+5=3(x+5) | | 0.81x-0.46=7.95-2.09x | | 1/2x-1/4y=-1 |