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)
12/6 = N/2 // - N/2
12/6-(N/2) = 0
2-1/2*N = 0 // - 2
-1/2*N = -2 // : -1/2
N = -2/(-1/2)
N = 4
N = 4
| X+(x*9)=30000 | | N/2=9/6 | | X+x*9=30000 | | 4a(a-13)=8a+12 | | 0.2(x-4)+3.6=2.6x-8 | | 8b^2-72b=b-9 | | 2x*9=30000 | | 2/3(16) | | 1/64•-8 | | 3x-2x+6=2x-2x-8 | | 10.44=S-5.55 | | 5=x-16 | | 7x-9=7(x+7) | | x+24=-2 | | X+2*3=8-x(2) | | X+2*3=2(x-8) | | 71.77=C+37.22 | | 2x-4.3=717.7 | | X+x-4.3=717.7 | | 15.95=42.99-N | | 2x+1=297 | | 15.90=44.95-N | | qd=10000-0.3y | | -2(1-2x)+3= | | X+2x+4=171 | | X+2+x+4=171 | | 6b^6-6b^5-120b^4= | | 2x+2(2x)=60 | | X(.5)+6=31 | | 1x^3-6x^2+11x-2=0 | | 6a=10a-24 | | 211-607.5x=329-900x |