7-4b=-3(b-1)

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Solution for 7-4b=-3(b-1) equation:



7-4b=-3(b-1)
We move all terms to the left:
7-4b-(-3(b-1))=0
We calculate terms in parentheses: -(-3(b-1)), so:
-3(b-1)
We multiply parentheses
-3b+3
Back to the equation:
-(-3b+3)
We get rid of parentheses
-4b+3b-3+7=0
We add all the numbers together, and all the variables
-1b+4=0
We move all terms containing b to the left, all other terms to the right
-b=-4
b=-4/-1
b=+4

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