What is the Greatest Common Factor (GCF) of these two numbers?
40
6

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

step-by-step explanation:

step-by-step explanation:

step 1: solve one of the equations for one of the variables. let's solve the first equation for y:

step 2: substitute that equation into the other equation, and solve for x.

step 3: substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

13cm

step-by-step explanation:

(apex)