Answer:3/8y+(6x+4)
Step-by-step explanation:
I’m 99% sure to is is right
Answer: 
Step-by-step explanation:
Given
The perimeter of one equilateral triangle is P
The lengths of the equilateral triangle are equal
Suppose x is the length of each side

i.e.

Answer:
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B=5a-4
pick any a valve and replace it with a you will get b
Answer:
-3+6
Step-by-step explanation:
-3+6
6-3=3