1. Variables &
Expressions
Equations
Equations
Inequalities
Functions
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2. Sarah drives 55 mi/h for h hours
Sarah drives 55 mi/h for h hours. Write an expression that shows the number of miles that Sarah drove.

3. Write an equation that represents the relationship “3 more than a number is 7”?

4. Nina can braid 144 inches of rope in
3 hour. What is her speed in feet per
hour?

5. Kris is 2 meters tall and casts a shadow
4 meters long. At the same time, a tree
casts a shadow 10 meters long. How
tall is the tree?

6. The ratio of girls to boys in French class is 5:4
The ratio of girls to boys in French class is 5:4. There are 12 boys in the class. How many girls are there?

7. Solve −a + 7 = 2a − 8

8. Solve 6(z + 3) − 9 = 27.

11. Solve 9(z − 1) + 2z + 16 = 62

12. Solve −4.8t = 9.6

13. Solve x − 39 = −105

14. Solve 10a - 35 = -8a + 1

15. Solve for y: 2x+3y= 6

16. Solve for b: a+2b= 12

17. Solve, graph, and write in interval notation 2(a + 8) > 18.
                               

18. Describe the solutions of 4 ≤ n + 2
in words

19. Write the inequality shown by the
graph.

20. Write the compound inequality shown by
the graph.

21. Solve, graph, and write in interval notation −8 ≤ c + 5 < −1

22. Describe the relationship between the variables (in words) and write an equation.

23. Evaluate the function f(x) = 2x + 8
when x = 6.

24. Describe the relationship between the variables (in words) and write an equation.
{(1, −3), (2, −1),(3, 1)}

25. Which function could represent the following situation: “The engraving costs $20 plus $0.05 per letter.”
F f (I) = l H f (I) = 20.05l
G f (I) = l J f (I) = 25l

26. Write a scenario for this graph