If it's not what You are looking for type in the equation solver your own equation and let us solve it.
17.5-15=-f
We move all terms to the left:
17.5-15-(-f)=0
We add all the numbers together, and all the variables
-(-1f)+17.5-15=0
We add all the numbers together, and all the variables
-(-1f)+2.5=0
We get rid of parentheses
1f+2.5=0
We add all the numbers together, and all the variables
f+2.5=0
We move all terms containing f to the left, all other terms to the right
f=-2.5
| 22*11=k | | 18g+55=415 | | w/5-142=-111 | | 683=17z-99 | | h/8-46=-38 | | -((1/4w+8)+8=3 | | b/4+-19=-24 | | 3g+22=79 | | x^-3x=10 | | x=90+-1x | | 8+7z=64 | | h/2+6=7 | | 13=3+2s | | 17=5+3q | | 9x-27=-9(x-1) | | 2a-5a=63-7a+17 | | 2.7*2=o | | h-1.8=2.18 | | 5.18-3.88=p | | 5.18=p+3.88 | | K3+4-5k=2k | | 7.49=z+-8.51 | | 7.49=z+–8.51 | | K/3+4-5I=-2k | | 16y-13=-157 | | 250=1/4x | | (7x+18)(-3x+8)=0 | | 3m+5m=23+2m+19 | | N²+14n+48=0 | | 9(5x+1)=5x-7x | | (10x–20)=x–3 | | 0.2(10x–20)=x–3 |