5
QuizMultiple Choice

Problem Solving

Question 5 • *Integrated Math I B

The length of a rectangle is three times longer than its width. The perimeter of the rectangle is 16 feet. If x represents the width of the rectangle in feet, which equation can be used to find its value?

Answer
A
3x + x = 16
B
(3x)(x) = 16
C
3x + 3x + x + x = 16
D
3x + 3x + x = 16
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