SOLUTION: A triangle has sides 3x + 7, 4X - 9 and 5x +6. Find the expression that represents its perimeter.
(3 + 4 + 5) x
=12x
7 -9 +6
-2 +6 = +4
I'm not sure and confused. Please
Algebra.Com
Question 51044: A triangle has sides 3x + 7, 4X - 9 and 5x +6. Find the expression that represents its perimeter.
(3 + 4 + 5) x
=12x
7 -9 +6
-2 +6 = +4
I'm not sure and confused. Please help me I know it's simple but I'm lost.
Thanks, Pat
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
3X+7+4X-9+5X+6=PERIMETER OR 12X+4=PERIMETER
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