What is the perimeter of a triangle with sides the following lengths: 2a+4c, 3c+7, and 6a−4. What is the simplest form of the expression?
Choices...
A. 8a+7c+3
B. 6a+7c+3
C. 8a+7c+11
Answers
Answered by
1
Answer:
hi
Step-by-step explanation:
Perimeter of a triangle
=a+b+c
a=2a+4c
b=3c+7
c=6a-4
=2a+4c+3c+7+6a-4
=(2a+6a)+(3c+4c)+(7-4)
[group the like terms]
= 8a+7c+3
option a is the correct answer
hope it helps :)
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