SOLUTION: Find the expression that respresents its perimeter. A triangle has sides 3x + 7, 4x-9, and 5x+6

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Question 73817: Find the expression that respresents its perimeter. A triangle has sides 3x + 7, 4x-9, and 5x+6
Answer by funmath(2925) About Me  (Show Source):
You can put this solution on YOUR website!
Find the expression that respresents its perimeter. A triangle has sides 3x + 7, 4x-9, and 5x+6
To find the perimeter of anything you add all the sides.
P=(3x+7)+(4x-9)+(5x+6)
P=3x+7+4x-9+5x+6 Add like terms.
P=(3+4+5)x+(7-9+6)
P=12x+4
Happy Calculating!!!!