If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9=2f+2f+1
We move all terms to the left:
9-(2f+2f+1)=0
We add all the numbers together, and all the variables
-(4f+1)+9=0
We get rid of parentheses
-4f-1+9=0
We add all the numbers together, and all the variables
-4f+8=0
We move all terms containing f to the left, all other terms to the right
-4f=-8
f=-8/-4
f=+2
| v4+9=13 | | 0.2x+12=15 | | v4+ 9=13 | | 2x-7(5x+21)=51 | | 9(x-2)+1=10 | | 2(3.14)(.5)(7)=x | | 22+5k=-(k-4)-6 | | 3c+76=7c | | 14k-5k+10k=-3 | | 1/2(2+6)=3x+3 | | x=x.9235+55+27.84+562.50 | | -10−2g=-g | | 3c+7=7c+7 | | 6t+14=7t | | 2(x-12)=2x-24 | | -n+16=-6(4-6n)+3n | | -4(-x+7)=-8 | | 2c+97=7c-13 | | 19=4q-17 | | 3(g-9)=3g+11 | | -14k—5k+10k=-3 | | 8(a-3)+7a=4(a-2)+6 | | -5p+6=4(1-3p)-5 | | 4=4s+s-11 | | 3(w-7)+11=4w-1 | | 2s+32=s+50 | | 10n+-3n=7 | | 10n+3n=7 | | 241=149-u | | -1=w/3-4 | | 14x-9x+2x+2x=18 | | 9p-5=4p+20 |