If it's not what You are looking for type in the equation solver your own equation and let us solve it.
8+2m=40
We move all terms to the left:
8+2m-(40)=0
We add all the numbers together, and all the variables
2m-32=0
We move all terms containing m to the left, all other terms to the right
2m=32
m=32/2
m=16
| 3(-2r+4)-4r-2=-20 | | 6x+3(x-8)=51 | | 92+(9y-77)=180 | | 4.9t^2-3t-9.5=0 | | 4(1+8t)=5 | | 15=3.x | | 4x-15/4=x | | 4(6n+10)−8=224 | | (3x-8)+(2x+12)=360 | | -5(r+1)+3r-3=-14 | | 9x+4-5x-3=49 | | 13n+16n+-5n=-18 | | 5.5s=65-s | | 6b−5=3b+1 | | -4(2r+5)+r+2=-11 | | 17s+2s+2s+s-14s=16 | | 3(w-6)-6=-6(-2w+3)-w | | 8a+2+7a=47 | | 2(4w−2)+10=30 | | 5x=-15x=3 | | -(6n-8)=-4-2(n+8 | | –6−7n=–6n | | 12x3(2x+4)=-15 | | 7w+7=4w+25 | | -48=4-4(3v+4) | | 1.5n=-8.4 | | -2(4r+4)3r-2=34 | | 13(x-4)=7(5x+8) | | x.5=30 | | 3x–32+6x=4 | | 3(2r-8)=6 | | 14y-4=108 |