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)
(1/2)*x-((1/2)*y) = 1 // - 1
(1/2)*x-((1/2)*y)-1 = 0
(1/2)*x+(-1/2)*y-1 = 0
1/2*x-1/2*y-1 = 0 // + -1/2*y-1
1/2*x = -(-1/2*y-1) // : 1/2
x = (-(-1/2*y-1))/1/2
x = 2*(1-(-1/2*y))
x = 2*(1-(-1/2*y))
| 40x^2-156x-76= | | 11x+2x-9= | | -2x^2-10x+100=0 | | 6[3-(-8x-4)]=240x+128 | | (x-8)(y-8)=0 | | m-7m-6m-9= | | 22/650 | | 3x+(7x+9)=100 | | 2/n=4/3.8 | | -8/3x-8/1+2/1x-5/1=-5/3 | | y=(2m)cos(kx) | | x+4=-2(x+2) | | 2x^2-5x-52=(2x-k)(x+4) | | -4x+27+6x=2x-9x | | log(x+4)+log(2x+3)=log(1-2x) | | 11-2x+13=16 | | .3x-.6x-14=1 | | a/2+c=19 | | xy-8x-8y+64=0 | | 8-12x-6-2x=4 | | 6x-9-x+4=0 | | x/3+1=-3 | | x(3x-1)=4x(x-1) | | 5/3=p/5 | | 10c^3n^8/16c^7n^2 | | -x+2=14 | | 4/10x-3x+8/5=4/5 | | 12x=11x-15 | | x^2-2/3x+1/9=0 | | 8=-8+34x | | h=vt-7t | | -7/13p=8 |