12-05-2017
Mathematics

contestada

HELP!
Each of two congruent sides of an isosceles triangle is 2n + 7 and the third side is 3n. write two equivalent expressions for the perimeter,also combine like terms to find the perimeter

Respuesta :

TaiyoTheKid TaiyoTheKid

12-05-2017

So one way we can do this is-

2(2n+7)+3n=

4n+14+3n=

7n+14

Another simpler way possible is-

2n+7+2n+7+3n=

RE-ORDER

2n+2n+3n+7+7=

COMBINE LIKE TERMS

7n+14

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