Answer:
First blank_ 7x + 21
Second Blank_ 21 + 7x
Step-by-step explanation:
hope that helps :)
Answer:
C?
Step-by-step explanation:
I chose C because it depends how much money the school has. So it wouldn’t be 5 or 12, because we don’t know how much money the school has to buy how many basketballs. Tell me if I’m wrong.
Answer:
(7+Z)²
Step-by-step explanation:
A less ambiguous way to describe the quantity might be "the square of the quantity seven plus Z".
As it is, we rely on the presence of the comma to tell us that the quantity to be squared is (7+Z). If the comma were not present, we would assume you want to add 7 to the square of Z: 7+Z².
the quantity 7 plus Z: (7+Z)
that quantity squared: (7+Z)²
Answer:
16
Step-by-step explanation:
I did this in 7th grade and had the answer but I don't know the steps