Consider the two functions below. Which one of these functions is linear? What is its equation? Enter any answers to two decimal places.
Function A
Function B
3
6
on
12
15
y
9
y 5
10
15
20
25
8
7
6
5
4
3
2
1
0 1 2 3
4
5
6
7
8
9
Function
is linear
X+
Its equation is y