If it's not what You are looking for type in the equation solver your own equation and let us solve it.
40=4b
We move all terms to the left:
40-(4b)=0
We move all terms containing b to the left, all other terms to the right
-4b=-40
b=-40/-4
b=+10
| 127+5+2x+2x+8=180 | | 66=-6v | | -4/7x+3=-9 | | 0.3x-8.2=-9.7 | | 6975000000=12(6)^x | | 0.375x+2.25=-0.75 | | 7*1-7*2y=0 | | 4x-8=18x-7 | | -2(x+3)+5x+1=−2(x+3)+5x+1=19 | | 8^2x-1=16^x+1 | | 1/6x+8=21 | | 1.6x+6.4=2x+1 | | (1/4)x+0.5x=1.5 | | 3x-16=-7+24 | | 8x+3=2x-8/2 | | 1/4x+.5x=1.5 | | 4^x=2(3^x) | | m*m-m-30=0 | | 105=6x-99 | | 111=3y+6 | | x+3(5)+2=2(6)+1 | | 82=5x-28 | | x+3/2/5=2/1/6 | | 12c-14=12c | | 5^x+10=40 | | -(3x-7)=20 | | 4.5m=7 | | 18m=42 | | -2(x+4)-(3x+8)=5x-16 | | Y(g-1)=24 | | 4w-3w-2w-7.2=2.4 | | 5+5x-3=2+5x |