Range is output
(x,y)
y=mx+b aka
f(x)=somethingx
y=output
(x,range)
look at the secondn numbers
range={0,-3,-9,5,7}
arrange them in increaseing order (for nicity)
range={-9,-3,0,5,7}
The answer is d as in dog
X= 7
This is how-
(x+16) = (4x-5)
(-x+16) = (4x+5)
(16+5) = (4x-x)
21 = 3x
7 = x
Step-by-step explanation: