1. Is (0, 3) a solution to the equation y = x + 3?
A. yes
B. no
2. Is (1, −4) a solution to the equation y = −2x?
A. yes
B. no
3. Look at the following points.
(4, 0), (3, −1), (6, 3), (2, −4)
Which are solutions to y = x − 4? Choose all correct answers.
A. (6, 3)
B. (4, 0)
C. (3, −1)
D. (2, −4)
4. There are 8 crackers in 1 serving, 16 crackers in 2 servings, 24 crackers in 3 servings, and so on. How many crackers are in a box of 12 servings?
A. 80
B. 96
C. 108
D. 120
5. Give an example of an open equation.
6. How can you use an equation to make a prediction from a pattern?
7. Pizza costs $1.50 per slice. Use a table and an equation to represent the relationship between the number of slices of pizza bought and the total cost.