Assuming that you mean to put n instead of 5, this is demonstrating The Identity Property.
The identity property is the property that states that by adding 0 to a number, you don't change the value. For example, 510 + 0 = 510.
Answer:
y=2x+4
Step-by-step explanation:
8=2(6)+b
8=12+b
4=b
It’s not a function because when it’s graphed put it doesn’t pass the vertical line test
