If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2b+b=100
We move all terms to the left:
2b+b-(100)=0
We add all the numbers together, and all the variables
3b-100=0
We move all terms containing b to the left, all other terms to the right
3b=100
b=100/3
b=33+1/3
| (2x+12)+120=180 | | 2w+7w=40 | | x(x-4)=90 | | -3v+(-9v)+4v-11v-(-20v)-1=1 | | h-10-10=10-9h | | w/7-5=11 | | 2w=7w=40 | | P=6k | | 8=2^5x+7 | | 10a-7a+a=20 | | N+5=7+8.n | | -6-6r=-7r | | 4a+(-2a)+8=-2 | | 7/(3c)=3/2 | | -3x-1.5=3x | | 6x=2=3x | | 3x+-7+-2x=9 | | v-(-15v)=-16 | | 2b+2=-8b-8 | | 4(x+3)-x=6x+3(x+5) | | 63=-7d | | (−y2+y+2)−(y2−5y−2)=0 | | -2-13.8x=8x-{6x+1} | | -x+2+3x=-2x+4 | | 6s-4s-s=17 | | X+14=4x×32 | | 18c+5c-11c-11c=11 | | X-12(x-49)=160 | | -18=-3a | | (5x+1)3=125x3+75x2+–––––+1 | | -13k+-5k-k=19 | | 3x-43=29-9x |