If it's not what You are looking for type in the equation solver your own equation and let us solve it.
w-3.9=1.4
We move all terms to the left:
w-3.9-(1.4)=0
We add all the numbers together, and all the variables
w-5.3=0
We move all terms containing w to the left, all other terms to the right
w=5.3
| 4.2=x+1.75 | | (7^2)^x=7^18 | | -56=4x+12 | | 4a+9=75 | | 6+2c/3=4 | | -2(x+1)=2(x-7) | | 7(p+2)=+16(-3-p) | | y+5.4=8.12 | | 1008=24(16-2x) | | 2392=23d | | 3(5-4x)=-2(6x+9) | | Y=2000x+-8 | | 4a+9=50 | | 6(2b+1)=-18 | | x+2x-10=425 | | 1/5n+2/5=2/5 | | 11r+2=24 | | 2b-2/4=5 | | 1/8+c=4/5/ | | −3x−5=−23 | | 3(7x-3)=12 | | 0=-300(x)+10000 | | 8m-17=15 | | 150+18m=600 | | 2x+4/5=10/5 | | 19(20+x)=1710 | | 60(2x-1)=(4x-26)=38 | | 4+x/2=3-x/3 | | 16/40=y/5 | | 1640=y5 | | 20x-19=1710 | | 13=d-21 |