SOLUTION: Can someone help me with this problem? I have a triangle that has sides 3x + 7, 4x -9, and 5x +6. I need to find the expression that represents its perimeter. Thanks,

SOLUTION: Can someone help me with this problem? I have a triangle that has sides 3x + 7, 4x -9, and 5x +6. I need to find the expression that represents its perimeter. Thanks,

Algebra.Com

Question 53008: Can someone help me with this problem?
I have a triangle that has sides 3x + 7, 4x -9, and 5x +6. I need to find the expression that represents its perimeter.
Thanks,
Sher
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
THE PERIMETER OF A TRIANGLE IS THE SUM OF THE THREE SIDES THUS
(3X+7)+(4X-9)+(5X+6)=P OR P=12X+13-9 OR P=12X+4
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