4b-7=13-b

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Solution for 4b-7=13-b equation:



4b-7=13-b
We move all terms to the left:
4b-7-(13-b)=0
We add all the numbers together, and all the variables
4b-(-1b+13)-7=0
We get rid of parentheses
4b+1b-13-7=0
We add all the numbers together, and all the variables
5b-20=0
We move all terms containing b to the left, all other terms to the right
5b=20
b=20/5
b=4

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