If it's not what You are looking for type in the equation solver your own equation and let us solve it.
9m-5m=12
We move all terms to the left:
9m-5m-(12)=0
We add all the numbers together, and all the variables
4m-12=0
We move all terms containing m to the left, all other terms to the right
4m=12
m=12/4
m=3
| 7x+157=290 | | 24x-10=134 | | 4g+7=2g+6 | | 4a2-17a+4=0 | | 7x+157=200 | | 11=-7v+4(v+8) | | 9x-17=190 | | 128=2x+70 | | x+(x*0.4)=60 | | 2x+32=64 | | 4x^2-36x-7=0 | | 91=u7 | | √34−6x=x-7 | | 25+0.75x=13 | | 91=u | | u2+52u+576=0 | | 4x+28+10=6x-18 | | 20x-1=479 | | 2(x-7/2)^2+(x-7/2)-21=0 | | (3x+8)×2-64=0 | | 3(2x×-5)=7-3x | | 15x-40=80 | | 31/2m=13/4 | | 5(y-1=10 | | m=2.5+4.5 | | u2-52u+576=0 | | 11x-73=37 | | 6x+18=144 | | -2x^2+12x-7=0 | | 4x=2=30 | | 9x-80=100 | | 12x+38=50 |