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)*y = x-8 // - x-8
(1/2)*y-x+8 = 0
1/2*y-x+8 = 0 // - 1/2*y+8
-x = -(1/2*y+8) // * -1
x = 1/2*y+8
x = 1/2*y+8
| 21+21+21+21+21+21= | | 7c*4/11c*4 | | 2x-9=35-9x | | 5x+2+6x+5=18 | | 4(4-3n)-8(-9-n)=-4n-n | | Ax=15 | | 3y-5-9=0 | | 3x+5+6x+7=84 | | 4(7)-5y=23 | | n+(n+1)+(n+2)=(n+2)+22 | | z^2-(5-i)*z+8-i=0 | | 24f^2+47f=0 | | 5x^2+12x+36=1 | | -.25(b+2)+3b=-1 | | 21/28=n-4 | | -4n-9n+1-2n= | | 4-(g)+5= | | 5x^2+12x+36=0 | | 7x+4=.33 | | -3p-5x=9 | | 2x+3-4x+9=39 | | 16-2=-9(-2) | | -2+4x= | | 15/25=n/5 | | -5x+6=.25 | | x^3-12x^2+2=0 | | 4k^2-24k+36=0 | | 6x^2-24x-30=18 | | 6/36=n/6 | | 2m-14*5/5 | | -5x+6=-6 | | 16-c=-9c |