How can subtracting the equations help you solve the system? It eliminates the x-terms.
It eliminates the y-terms.
It eliminates the constant terms.

The solution to the system is:

I really need the second part please!

the f

last graph i believe

step-by-step explanation:

worked it out i believe

111

step-by-step explanation:

9 sandwiches per hour

step-by-step explanation:

when we have a rate, we want a 1 in the denominator

27/3 = 9

27 sandwiches/ 3 hours = 9 sandwiches/hour

no association

step-by-step explanation:

if you have eyes and you can use them efficiently you can see that it just looks like random dots like do a line of best fit and like they're so spread out it's such a weak association you might as well consider it nonexistent