Question

An equilateral triangle has a perimeter of
12
y
+
9
. What is the length of each side of the triangle?

3
y
+
4
3 y plus 4

4
y
+
3
4 y plus 3

36
y
+
27
36 y plus 27

27
y
+
36

Answers

  1. Answer:
    4y + 3
    Step-by-step explanation:
    An equilateral triangle has three sides of equal length.
    The length of each side is 1/3 of the perimeter.
    (12y + 9)/3 = 12y/3 + 9/3 = 4y + 3
    Answer: 4y + 3

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