If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5b-7b-8=0
We add all the numbers together, and all the variables
-2b-8=0
We move all terms containing b to the left, all other terms to the right
-2b=8
b=8/-2
b=-4
| -4(8-3)x)=6x-8 | | 9x=19.2 | | x=-147*384(398*2x+3)(4x+9x) | | 4y-32=6y-66 | | 2x+3(x1)=27 | | 6y–66=4y-32 | | 4y–32=6y–66 | | m/4=40 | | 8s+3=9s | | 10t-32=4t+4 | | 5(2x+10=27 | | 4n+15=18n-13 | | 2e+4(e+3)=48 | | 6-2k+4+7k=55 | | xx7=42= | | d/6-12=60 | | 6u=u+65 | | 8t=t+21 | | 15=3b-9+5b | | x*85/100=10000 | | 4−(2m )=10 | | 3(x+5)=80 | | -c+7=12 | | f/4-10=3 | | 10y+7=2y+14 | | 16u+6-2u-12=218 | | 63x+4=362x-3 | | 1.3c=16 | | 4x+6=-×-14 | | y+36=82 | | 4/5t+8=18 | | 3x–4=11 |