Each of two congruent sides of and isosceles triangle is 2n + 7 and their third side is 3n. Write two equivalent expressions for
the perimeter, also combine like terms to find the perimeter
2 answers:
P=2(2n+7)+3n
p=4n+14+3n
p=7n+14
p=7(n+2)
The perimeter of your isosceles triangle is equal to 7n+14 by combining like terms.
Hope this helps
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