Examples of Math Problems
examples of math problems that I like, solved, etc.
Sunday, November 17, 2013
the perimeter of a rectangle is 64 meters, the length is 8 meters longer than the width. what are the dimensions?
P=2(l+w)
so
2(l+w)=64 or l=32-w
and we also can say
l=w+8
setting them equal
w+8=32-w
2w=32-8
2w=24
w=12
and so l=20
:)
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