If it's not what You are looking for type in the equation solver your own equation and let us solve it.
y in (-oo:+oo)
7-(y/2) = 8 // - 8
7-(y/2)-8 = 0
-1/2*y-1 = 0 // + 1
-1/2*y = 1 // : -1/2
y = 1/(-1/2)
y = -2
y = -2
| 4^3x-1=(1/2)^2x | | 112-5x=13-7x | | 3=-4p+3p | | 1/2-6=2x-42 | | x^3-4x+3=3 | | 6x+4x=30+9x | | -3x^2-9x=6 | | 4x-24=-12 | | n^2-4n+11=56 | | (x+4)*2-(2x-3)*2=0 | | -x+15=9y | | 4x+18=x+2 | | 2x-10=-4y | | 96/(-2/3) | | -6=2n-3+1 | | 9z=21-2x | | 35z-5y=70 | | X+4+3=10 | | 5x-3=-1x-12 | | 1.2+5p=3.6 | | Exp(5x-3)=1 | | 4(a+3)+2=-3a-19 | | 5x+35=5(x+7)+2x | | x^2-8x-21=-7x-1 | | 5y+35x=70 | | 35x-5y=70 | | X-.029x-.3=2100 | | 3/5/1/3 | | (4/5)X-0.6x+0.3=X-9 | | 9x^2+9y^2+24x-12y+11=0 | | 100=4x^2+30x+50 | | x^2-10x+26=3x+4 |