Solving Linear Functions

Evaluate f(2):

f(x)=3x+1

• 7

• 9

• 11

• 13

If g(x)=2x+5, what is the value of g(4)?

Evaluate f(-5) if f(x) = -2x - 12

• -22

• -2

• -19

• -5

Evaluate f(-2) if f(x) = x+3

• -1

• 1

• 5

• -5

• A

• B

• C

• D

given g(x)= 5x+7 find f(10)

• 120

• 66

• 57

What is the range of the following graph?

• All real numbers.

• All integers.

• Any real number greater than zero.

• It can not be determined.

Which is an equation of the line that passes through the points
(-1, 1) and (1, 3)?

• x = 1

• y = -x + 2

• y = x + 2

• y = -x + 3

The school is selling raffle tickets as a fundraiser. The profit from the tickets can be modeled by the equation
p(x) = 3x - 35,
where x is the number of tickets sold. Which best describes the possible domain?

• All real numbers greater than 0.

• All whole numbers.

• Any rational number greater than 0.

• All integers.

The total cost for parking at and entering a soccer match is a function of the number of hours parked. The parking lot charges 15 dollars per hour, and you paid $150 for your ticket. You are only allowed to park for eight hours. What is the maximum value of the range for this situation?

• $270

• $150

• $15

• $1200