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-9+9f=8ff=
We move all terms to the left:
-9+9f-(8ff)=0
We move all terms containing f to the left, all other terms to the right
9f-8ff=9
| 0.023+x=0.069 | | 6v−–17=95 | | 4(x+3)−6=10 | | 180-45+2x=x | | -9g-5=-10gg= | | 2g-26=68 | | -4(p-213)=44 | | -2x+8=3x+-6 | | 3(3x-6)=181 | | 5(3x–2)=5(4x+1) | | 2g−26=68 | | 2x-12=-3-x | | -4q-10=-5qq= | | 16x+2=24x-14 | | -3x+1=-4x-8 | | 10a–3a+5a+3a=75 | | 〖4(x+1)〗^2-64=0 | | 3x+5=3x-7x | | 82-p=68 | | 106=3t+13-3 | | -3=x+16-1 | | 10z−6z=4 | | 16x+2=24-14 | | 15=p/3+12 | | –3=x+16–1 | | 10r+4=-4r-10= | | −4r+5r=1 | | 13n-10n=9 | | 10t-6=44 | | -2=-2(x+-3) | | 8-3x=20-6 | | 3.52=5.2c |