If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3b=126
We move all terms to the left:
3b-(126)=0
We move all terms containing b to the left, all other terms to the right
3b=126
b=126/3
b=42
| -2x–2=3(–x+2) | | 5y+87=180 | | 3r-4/5=7 | | 22x−3=25 | | (1/9)^3x=27^x+1 | | 11xZ=121 | | 5y+4y=87 | | 7x+12=4x+7 | | m-14.51=125.60 | | 5y=87 | | 100+0.40x=190 | | -6+3k=-60 | | 20÷x=-2 | | X2+4x=768 | | -10x+7-x=-15 | | 2x^2-52x-34=0 | | -40x+10=210 | | C(2.3)=25x+8 | | (3,5)m=7 | | Y+4y=87 | | 562.5=2.5x+200 | | 6x+10=(3x=4) | | -1/2(x)=10 | | c=113 | | X2-4x+768=0 | | 12x=576 | | 3x-5=19* | | (r/10)=4 | | 1/3x+7=−2 | | 3-3(x-6)+5x=x | | -4x-4=4 | | r/19=15 |