220=5-5(-1+6b)

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Solution for 220=5-5(-1+6b) equation:



220=5-5(-1+6b)
We move all terms to the left:
220-(5-5(-1+6b))=0
We add all the numbers together, and all the variables
-(5-5(6b-1))+220=0
We calculate terms in parentheses: -(5-5(6b-1)), so:
5-5(6b-1)
determiningTheFunctionDomain -5(6b-1)+5
We multiply parentheses
-30b+5+5
We add all the numbers together, and all the variables
-30b+10
Back to the equation:
-(-30b+10)
We get rid of parentheses
30b-10+220=0
We add all the numbers together, and all the variables
30b+210=0
We move all terms containing b to the left, all other terms to the right
30b=-210
b=-210/30
b=-7

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