If it's not what You are looking for type in the equation solver your own equation and let us solve it.
(3.9/2.6)-0.9=f
We move all terms to the left:
(3.9/2.6)-0.9-(f)=0
We add all the numbers together, and all the variables
-f-0.9+(+3.9/2.6)=0
We add all the numbers together, and all the variables
-1f-0.9+(+3.9/2.6)=0
We get rid of parentheses
-1f-0.9+3.9/2.6=0
We multiply all the terms by the denominator
-1f*2.6+3.9-(0.9)*2.6=0
We add all the numbers together, and all the variables
-1f*2.6+1.56=0
Wy multiply elements
-2.6f+1.56=0
We move all terms containing f to the left, all other terms to the right
-2.6f=-1.56
f=-1.56/-2.6
f=1/1.66666666667
| 12+1/2h=15+2/3 | | 1/4(x=7)=1+3x | | 2x+4+7x+5=180 | | 2b−9=b−6 | | 79s=5)=42 | | Y=3/2(x+8) | | 2=5m+18 | | 2p/6-44/6=8 | | (2/3)w+2=(5/3)w | | (6.3•9)+a=4.7 | | 11x+5-4x=47 | | -2x-3=3x+47 | | -16=-1/3n | | 18=-5y+21 | | 3/4z=75 | | (2+d)-2.2=3.5 | | z+3÷3=2z÷4 | | 9c+7+2=33 | | 8=f+75/14 | | 10x-147=4x | | 10x-25=7x | | x=5x6 | | -7*n=1/3 | | 35/x-3.7=10.3 | | d+43/10=11 | | 3(x-5)/4-x=1-x/6 | | -2x+3=-5x-6x | | x=5x61/2 | | -14=8p-4(3p-5) | | +24-x=16 | | 3-2x=9-9x | | 4(2x+3)-X=89 |