If it's not what You are looking for type in the equation solver your own equation and let us solve it.
100-8x=12
We move all terms to the left:
100-8x-(12)=0
We add all the numbers together, and all the variables
-8x+88=0
We move all terms containing x to the left, all other terms to the right
-8x=-88
x=-88/-8
x=+11
| -4(a8)=252 | | 8-6k-3k=-6k-1 | | -9+8z=9+10z | | 37-9=x×4 | | 12x+147=180 | | 10+9c=4c-10 | | 97=7x | | -4(a8)=2/2 | | 3-2s=-3s | | 12x+127=180 | | 2x+28x=38 | | 2k=3k-8 | | m−83=14 | | 80=8t–16 | | q+11=16 | | -10-8n=-10n-2 | | -5v=-10-4v | | 6n+10=2n+42 | | f−11=2 | | -8-7t=-6t-3 | | d5=8 | | 7x+3=6x+10 | | -4m=-5m+10 | | -2a+6=3a-9 | | 3x+30=12x-6 | | z5=7 | | -5-10v=-9v | | u+12=60 | | -2a+3a=6-9 | | -3k=-8-7k | | 9p=8+8 | | (18/5)/(9/10)=x |