If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n in (-oo:+oo)
n/2-1 = 1 // - 1
n/2-1-1 = 0
1/2*n-2 = 0 // + 2
1/2*n = 2 // : 1/2
n = 2/1/2
n = 4
n = 4
| 6=2b-4 | | 2(x+4)-3=2x+1 | | 100-99+2x=3x | | 2x-1-3x=6-x-5 | | 10+2a-4+2a= | | 1+4v-5v=1 | | (6-2x)(12-2x)=135 | | -x^2-24x+24=0 | | 6/(2x3) | | 6-x=4x-8 | | 4r(6r+4)= | | 2-4x+30=4x-3 | | 5y-8-2y+6=0 | | (x+5)+9=4 | | 4cos(x)=cos(2x) | | 8x*3/4y | | 0.60=logx | | (7x+11)(6x+3)=5 | | 4w+9=5w-6 | | 2/5-1/6 | | (2x/3)-2=4 | | 7y-13-3y+8=0 | | -49+(-33)= | | Y^3+3y^3=36y+108 | | 2c^3+2c^2-24c=0 | | -10x^2-20x+80=0 | | 2(x+5)=3(2x-3) | | 10=2/9w | | 4(2m-1)=36 | | -0.6=x/1.2 | | -3=-3(3p-10)-5p | | 2(x+4)+2x=-6x |