Which relation below is a function?

a)
x y
0 2
1 3
0 4
2 5

b)
x y
0 0
1 1
0 8
2 27

c)
x y
0 -2
1 -3
0 -4
2 -5

d)
x y
0 0
1 -4
2 8
3 4

my answer is$ 12

step-by-step explanation:

because 15 -2=12

false

step-by-step explanation:

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.

step-by-step explanation:

options