C hope it helps .....................
Answer:
wq3fergsefgedfgyhtrfedcsyhngfd
Step-by-step explanation:
Step-by-step explanation:
Combing like terms means that you combine the terms that are alike. So, if you have integers you would combine the integers. If you had a variable like x, you would combine everything with x. For instance, 2x+4+3+7x, to combine like terms add 4+3 and 2x+7x.
42 because it is all of the sides have to be added up for the perimeter so the formula would be 14+14+7+7.
