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Solve the formula for the perimeter of a rectangle, P = 21 + 2w for l
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3 votes
Solve the formula for the perimeter of a rectangle, P = 21 + 2w for l

User Ember Arlynx
by
8.7k points

1 Answer

2 votes

2(w+l)=21+2w

w+l=10.5+w

So l = 10.5

User Peter Wretmo
by
7.7k points
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