7-3(1=5b)=40-3b

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Solution for 7-3(1=5b)=40-3b equation:



7-3(1=5b)=40-3b
We move all terms to the left:
7-3(1-(5b))=0
We add all the numbers together, and all the variables
-3(-5b+1)+7=0
We multiply parentheses
15b-3+7=0
We add all the numbers together, and all the variables
15b+4=0
We move all terms containing b to the left, all other terms to the right
15b=-4
b=-4/15
b=-4/15

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