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OpenStudy (1645323):
The length of a rectangular cake pan is 3 more than twice its width. The area of the cake pan is 90 in2. Find the dimensions of the cake pan. How do you do this?
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OpenStudy (1645323):
@thomaster @terenzreignz
terenzreignz (terenzreignz):
Let's let w be the width, okay?
OpenStudy (1645323):
ok so l^3=2w
OpenStudy (1645323):
no 3l=2w
terenzreignz (terenzreignz):
w is the width. What's twice the width?
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terenzreignz (terenzreignz):
It's 2w.. right, anyway, the length is three MORE than twice the width. So what is l?
OpenStudy (1645323):
15 and w is 6
terenzreignz (terenzreignz):
That was fast.
OpenStudy (1645323):
yea I get this now
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