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A triangle has side lengths of 7x - 4 and 3x + 2. If the perimeter of the triangle is 15x - 6, what is the side length of the third side?

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devishri1977

Answer:

Step-by-step explanation:

length of the third side = Perimeter - ( sum of the length of other two sides}

=15x - 6 - ( 7x-4+3x+2)

=15x-6 -(10x-2)

=15x - 6 - 10x + 2

= 5x - 4

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