Answer:

Step-by-step explanation:
<u><em>The complete question is</em></u>
James has to buy juice for his class party. there are several brands of juice at the store, and each container is a different size and price. write a formula that will help James find the price per milliliter for each brand.
x=price of juice
y=number of milliliters in carton
z=price per milliliter
we know that
The price per milliliter for each brand, is the same that the unit rate
so
To find out the unit rate , divide the price of juice by the number of milliliters in carton
so

Answer:

Step-by-step explanation:
For the quadratic equation
the discriminant is defined as

and the quadratic formula for the roots gives us two roots:

and

For the equation
use quadratic formula to find roots:

So,

Answer:

Step-by-step explanation:
I understand that you want to solve this equation

<=>

<=>

<=>
x = 2 or x = -2
hope this helps
if your question is 
then this is 
Answer:
a. (1,2), b. (1, 0)
Step-by-step explanation:
a.

b.

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