If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3.9+10m=8.47
We move all terms to the left:
3.9+10m-(8.47)=0
We add all the numbers together, and all the variables
10m-4.57=0
We move all terms containing m to the left, all other terms to the right
10m=4.57
m=4.57/10
m=1.7782101167315/3.8910505836576
| 2x^2+5x-3=10 | | 29+7d=15+5d | | 5h-37=103 | | 10-7x=8+7 | | 8+2v=8+5v | | (90-x)2-10=180-x | | 8m-1=-9+8m | | 2.4+10m=7.97 | | z/5+5=-75 | | 9n=4n+65 | | 3.4+10m=8.82 | | 2300x²+350=-1200x²+7800 | | x/5-1.5=x/2+1.5 | | 67.04=2s+18.54 | | 63x+25=350x+25 | | -5x+7-3x=9-11 | | 7x-1+2x-1=7 | | 7p-2=-2+7p | | z/3+5=-75 | | T=2s+18.54 | | 25+30+5x+5+5=180 | | 1234n=19284 | | (9x+16)=(12x-5) | | 8-3(x4)=4 | | 3+9x=7x+19 | | -6x-12+2=28 | | 63+25x=350= | | 1+k=k+1 | | -4x-2+8=-2-4x | | 2x-50=4x-50 | | 0.6p-p=0 | | 5x+3=47+1x |