If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-9f+9=2f-15-17f
We move all terms to the left:
-9f+9-(2f-15-17f)=0
We add all the numbers together, and all the variables
-9f-(-15f-15)+9=0
We get rid of parentheses
-9f+15f+15+9=0
We add all the numbers together, and all the variables
6f+24=0
We move all terms containing f to the left, all other terms to the right
6f=-24
f=-24/6
f=-4
| 8b-2=11b-20 | | 88=8(6−5v) | | 11.15+9.9z+1.53=10.7z+19.32 | | -3n^2+18n=30 | | (8+2B)x7=28 | | 17-4v=-3v | | n/9=27/81 | | x*x+10=35 | | 4(x+3)–2=2(x–5) | | -11-9j=-7j+16+7j | | 34=2x+4x+10 | | 5(x–2)=5x+2 | | -19.32+6.6u=8u | | 3x(x-5)/2-2x(2x+4)/3=x2+61/6 | | 2-19s=-14-20s | | 3x-40=1÷2+35 | | 16c-12=17c | | 4.1j+14.84=14.4j-4.73 | | 4.1j+14.84=14.4j-4.74 | | 6x-12+12=180 | | y=×^2-12×+26 | | 3z-13=16z | | 5q+20=9q-14-6q | | 95=75+f | | 12m-19=16m+1 | | 6x–0,5x+x+5=3,5x+7+2,5x+4 | | –5+3y+5+2-y+8=0 | | 15.6p+19.99-17.2p=-19.79-4.2p | | 1x4x5=20 | | 10y×5^(2y-2)×4(y-2)=1 | | 0.5x^2=2x-1.3 | | 19x-18+x=180 |