The length of a rectangular hall is 4 meters less than 3 times the breadth of a hall. What is the length, if
the breadth is b meters? explation
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Answer:
Given that,
Breadth of the hall = b m.
b
?
Now,
Length of the hall = 3 x (Breadth of the hall) - 4
= 3 x b 4
= 3b-4
:: Length of hall = (3b - 4) metres.
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