SOLUTION: A rectangle has a perimeter of 56cm. The length is 4 less than 3 times width. Find its dimensions.
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Question 1115410: A rectangle has a perimeter of 56cm. The length is 4 less than 3 times width. Find its dimensions.
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
given:
A rectangle has a perimeter of .
=>
=>
=>
=>
=> ....eq.1
if the length is less than times width, we have:
...eq.2 ...substitute in eq.1
now find the length:
....eq.1
so, dimensions are:,
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