If it's not what You are looking for type in the equation solver your own equation and let us solve it.
13.77-3.3f=-4.2f
We move all terms to the left:
13.77-3.3f-(-4.2f)=0
We get rid of parentheses
-3.3f+4.2f+13.77=0
We add all the numbers together, and all the variables
0.9f+13.77=0
We move all terms containing f to the left, all other terms to the right
0.9f=-13.77
f=-13.77/0.9
f=-15+0.27/0.9
| 4x+35=7x−4 | | 11p+17=-4+12p+5 | | -9-(9x-6)=34x+6) | | -15w-2=-16-w | | 0.1v-9.02=4.41-7.8v | | -3n=-4n+13 | | 4y+16=-3y+12 | | -3x=8-3x | | -3x-1=-3x | | -2s+14=-20-11+s | | -4q+1=-9-5q | | 5(r-6)-10=15 | | 5g-10+7g=10+10g | | -4(1u+6)=5u | | 8+9f=10f | | -5-3j=-2j-4 | | 5y+8+9=-10-4y | | 1/4(2-y)+1=3 | | 20+3x=2x+16 | | 4n-8=10+10n | | 10/x=60/100 | | 2(x^2-4x+1)=13 | | 61/4=41/2+c | | (w-11)(3w-11)=137 | | 2x-20+2x+x=350 | | (2–3i)–(5–9i)= | | 61/4=41/2+x | | 9.11×x=45.55 | | 5y-6+y+43=6y+40-3y | | 300+2x=2.95x | | -4x+24=12x | | -4x+6=12x |