If it's not what You are looking for type in the equation solver your own equation and let us solve it.
g+2.4=3.9
We move all terms to the left:
g+2.4-(3.9)=0
We add all the numbers together, and all the variables
g-1.5=0
We move all terms containing g to the left, all other terms to the right
g=1.5
| 2/3x-1/5=25 | | d(1)=35 | | 1500*3x=1500 | | 12/7=k/89 | | 1500x3x=3000 | | 5m+2=7*8 | | -2=-7+5u | | -14=w/3+4 | | d(35)=35 | | 8p-2=9*6 | | 2.25=15f | | 7+3x/6=12 | | 2x+8=40-6x | | 2l-4=12+6 | | x+9/2+x-3/3=5 | | 2a+241=3a | | 3a+241=2a | | 7x–5+3x=20 | | 6x-19=2(x+11 | | 3x+4x=61 | | ײ-5x+25=0 | | Y5+6=y+2 | | 4y-(-)3y=84 | | 4x–4=26–2x | | 6=(-6x-7/0.8) | | x^3-6x^2+12x+9=0 | | 5x2−3=−3 | | 9x-6=4x+14=0 | | 3x3x3x3x3x3x3x3=3 | | 17x-6+6+5x+25=33x-93-13x+136 | | 5x=-600/x | | (4x-5)-6=12x-(x+4)‐(3x+7) |