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)
2*(8*m-(1/2)) = 4*m-1 // - 4*m-1
2*(8*m-(1/2))-(4*m)+1 = 0
2*(8*m-1/2)-4*m+1 = 0
2*(8*m-1/2)-4*m+1 = 0
12*m-1+1 = 0
12*m = 0
12*m = 0
12*m = 0 // : 12
m = 0
m = 0
| (X+23)+(x+13)=x | | 123=5(7-8r)-4r | | -3x-2=11+(-5x) | | -8v+3(v+5)=-20 | | 8(x-1)=-264 | | 11x-9x-24=36 | | 30+(3x-10)=x | | 7.1m=85.2 | | 30x(3x-10)=x | | 3A+5B=2X | | (0.25*1+q*.025)=9 | | -6w+2(w-3)=30 | | 5r^2-30r-80=0 | | 3A+2X=5B | | cx+d=8x+12 | | 6a+2b=28 | | .20m=20x | | W+3.5=9 | | 64x+9=265 | | 10/7/8-4/3/4 | | 5k-6=21 | | 1/6*1/2*1/5 | | 7/4h=3.5 | | -7x+2=-9x-8 | | 2g-8=26 | | 2.64=-t/4.5 | | 3u=15-2u | | y/3-7=5 | | -6(-4x+1)-4x=2(x-6)-8 | | 11-4x=-10-7x | | 5+2d-6d+7=4(2d-9) | | 1/2(b-4)=5 |