
has y = 0 as a solution.
Selection B is appropriate.
Well, 4 cups = 1 quart, so 4 *6= 24 cups in 6 quarts of lemonade.
The answer is a. Because when word phrases say “a number”, they are referring to the variable. For instance, x is the variable so x is “a number”.
Answer:
(x) = 
Step-by-step explanation:
Let y = f(x) and rearrange making x the subject
y = 4x ( divide both sides by 4 )
x = 
Change y back into terms of x
(x) = 
Answer:
n = 5.5
Step-by-step explanation:
4n - 10 = 12
4n = 12 + 10
4n = 22
n = 22/4
n = 5.5