7. justin's age in years is the solution, x, of the
equation (2 - x + 2)2 = 4. how old is justin?
a. between 0 and 5 years old
b. between 5 and 10 years old
c. between 10 and 15 years old
d. greater than 15 years old

step-by-step explanation:

add a pic of the graph, then ill edit this "answer" and solve it for you : 3

step-by-step explanation:

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be