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The equation P = 2(l + w) can be used to find the perimeter P of a rectangle with length l and width w. Solve the equation for w to produce a formula for finding the width of a rectangle given its perimeter and length.

The formula is w =

User PaulBinder
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1 Answer

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Answer:


w = (P - 2l)/(2)

Explanation:

In this case, we will just simplify the given formula of the perimeter and re-arrange it to get the value of w.


P = 2(l + w)\\P = 2l + 2w\\P - 2l = 2w\\(P - 2l)/(2) = w

User Skorpeo
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