If it's not what You are looking for type in the equation solver your own equation and let us solve it.
55-2m=51
We move all terms to the left:
55-2m-(51)=0
We add all the numbers together, and all the variables
-2m+4=0
We move all terms containing m to the left, all other terms to the right
-2m=-4
m=-4/-2
m=+2
| -2x-x^2=168 | | 45=9r* | | L=3y-4 | | 6z+2z-3=37 | | 6x+9=8x+13 | | (D^4-16)(y)=0 | | h+1/3=5 | | -14+4r=30 | | 8n-(22n+55)=7 | | 3/4=1/2×t | | 17+c=12 | | 10x^2-80x=0 | | 475=50w=25 | | 28-1w=26 | | 3/4=j-1/4 | | 28-1w=22 | | 35-2g=17 | | 122=8v | | 3x+13+2x+4+116=180 | | (18x+15=18x+15,x) | | 9x-11=-10+2x | | 130-20=5m | | 9x-11=10+2x | | -14x+28=180 | | 0.83m-30=30-25m | | 35+2y=180 | | 1=3r+2r | | 4x^2-5=75 | | 3x/7+2=5 | | 13/15m=1/9-4/5 | | 0.8w+4.8=13.2-0.75 | | 15z-16=3(5z-8) |