Answer:
$12.075
Step-by-step explanation:
To find how much one pound of walnuts cost you need to divide 3.45(cost) and 2 (how much) and you get 1.725. That means how much one pound cost ...now that you know that all you have to do is multiply 1.725 by 7. You get $12.075 :)
Answer:
153 pounds
Step-by-step explanation:
Just subtract 250 from 403
Answer:
Step-by-step explanation:
You want to factor out perfect squares if they exist.

Answer:
20.4
Step-by-step explanation:
Answer:
(5,8)
Step-by-step explanation:
(x,y) --> (x,-y)