SOLUTION: The length of a rectangle is 6 yards longer than triple the width. I f the perimeter of the rectangle is 340 yards, what are its dimensions
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Question 224992: The length of a rectangle is 6 yards longer than triple the width. I f the perimeter of the rectangle is 340 yards, what are its dimensions
Answer by LtAurora(115) (Show Source): You can put this solution on YOUR website!
Perimeter is:
From the relation given we can write:
Plug this back into the initial equation:
Simplify:
Combine like terms:
Move the 12 to the other side:
Divide both sides by 8:
Plug this back into our relation to determine L:
We can check this by adding our sides to determine the perimeter is 340:
, so we are correct.
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