10b+4+3b=7+b+20

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Solution for 10b+4+3b=7+b+20 equation: 



10b+4+3b=7+b+20

We move all terms to the left:

10b+4+3b-(7+b+20)=0

We add all the numbers together, and all the variables

10b+3b-(b+27)+4=0

We add all the numbers together, and all the variables

13b-(b+27)+4=0

We get rid of parentheses

13b-b-27+4=0

We add all the numbers together, and all the variables

12b-23=0

We move all terms containing b to the left, all other terms to the right

12b=23

b=23/12

b=1+11/12

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