Answer:
2nd, 3rd and 4th answers are true
Step-by-step explanation:

I can give you an example:
4x^2+2xy-3y^2
it is in the form of :
x^2+2ax+a^2
also : (x+a)^2 = x^2+2ax+a^2
Answer and Step-by-step explanation:
What the question is asking is that it wants you to make the equation show equal to n.
We can do that by dividing both sides by RT, to get n by itself.
⇔ This is the answer.
<em><u>#teamtrees #PAW (Plant And Water)</u></em>
Answer:
40 cups of sugar
Step-by-step explanation:
10 cups = 3 eggs
x cups = 12 eggs( a dozen )
12*10 =3x
120=3x
120/3=40
To find the cost of each book, you need to divide the money spent on all of the books by the number of books.
$39 / 10 = $3.90 per book