The equation y = x + 3 represents a linear function. which ordered pair does not lie on the graph of this function?

a. (–10, -7)
b. (13, 16)
c. (–14, –11)
d. (–20, 17)

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.