If it's not what You are looking for type in the equation solver your own equation and let us solve it.
15-2f=5
We move all terms to the left:
15-2f-(5)=0
We add all the numbers together, and all the variables
-2f+10=0
We move all terms containing f to the left, all other terms to the right
-2f=-10
f=-10/-2
f=+5
| 5x+4(-5+3x)=16-x | | 9m+2=5m-10 | | 6x-1+3x+3=20 | | n-27/9=8 | | x-5+6x=30 | | 2d−8=2 | | w/8-12=5 | | 2m-m=9 | | 4x-1=6+5x | | -13=h/15-17 | | 96=-2-5x-9x | | (x)=-3x^2+75 | | x/2+4=23 | | (2x-5)+(3x+20)+2x=180 | | 1/5(15x+20)+8=36 | | 1/2+x=8/9 | | 15+3(f-4)=9 | | 2x-38+148=280 | | 3+1x=12 | | 4x−3(x−2)=5 | | 2x+103-7x-22=180 | | 16-2v=8 | | 14m-13m=10 | | 86x=6,450 | | 11d-10d=15 | | 2x+103=7x-22 | | 12r-5r=14 | | 40=2x=8=90 | | 10−3k=1 | | 4(4x-7)=+11x | | 5.5m+3=1.5m+15 | | -5b^2=3b |