33. A bag contains 31 coins consisting of pennies and nickels. Write an equation to represent this situation.
What is p + n = 31
100
24. Write the equation for the linear parent function.
What is y=x
100
9. Lifelike Studios charges a one-time sitting fee to take your photograph, then adds a dollar for each sheet of photographs to your order. Based on the graph on your paper, how much does Lifelike Studios charge for the sitting fee?
What is $15?
100
14. Which graph shows a function with a zero of 5?
What is A?
100
20. Find the 6th term of the arithmetic sequence:
19, 17, 15, 13,....
What is 9?
200
35. Which method (substitution, linear combination, graphing) would you used to solve the following system of equations?
4x + 2y = 20
-4x + 3y = 0
What is Elimination
200
3. What is the solution to the given inequality?
4 + 2.5x > 11.5
What is x>3
200
Herbert graphed a line which passes through the points (-3,-5) and (1,7). What is the slope of the line?
What is m=3?
200
17. b How are the graphs of f(x) and g(x) related if g(x) = f(x + 3).
What is g(x) is shifted 3 units to the left?
200
21. Find t52 for the following sequence:
tn = 6 + 2 (n-1)
What is 108?
300
34. A bag contains 31 coins consisting of pennies and nickels. The total value of the coins is $0.91. Write a system of equations to represent this situation.
What is p + n = 31
0.01p + 0.05n = 0.91
300
7. Complete the mapping for the function f(x) = 3x+1
x y
-1 ?
0 ?
1 ?
What is
x y
-1 -2
0 1
1 4
300
Consider the line represented by the equation y=4. Which of the following is true?
A. The line is parallel to the x-axis
B. The line is perpendicular to the x-axis
C. The line is parallel to the y-axis
D. The line is perpendicular to the y-axis.
E. Both A and D
F. Both B and C
What is F
300
17c. How are the graphs of f(x) and g(x) related if g(x) = f(x) + 4
What is g(x) is shifted 4 units up.
300
4. What is the vertical line test?
What is the test to determine whether or not a graph is a function
400
32. Write a system of equations with no solution.
What is (answers may vary - lines have the same slope).
400
2. Jossy said her friend made a mistake solving the inequality. What is the friend's mistake?
16 + 7a < 30
16-16 + 7a <30 - 16
7a<14
/ 7 / 7
a> 2
What is she should not have flipped the inequality symbol
400
12. On your review, which graph shows a line through the point (-4,5) with undefined slope?
What is C?
400
30. The table shows ordered pairs from two functions, y1 and y2. y1 represents the amount of money Sam has in her account after x week and y2 represents the amount of money Andro has in his account after x weeks. When will they have the same amount of money?
x y1 y2
1 30 15
2 40 30
3 50 45
4 60 60
5 70 75
What is 4 weeks?
400
13. Write the equation of a line that is parallel to the line containing the points in the table:
x y
-3 -10
0 2
2 10
What is Answers may vary. Slope should be 4.
500
31. Solve the following system of equations using substitution:
y = 5x - 1
2y = 3x + 12
What is (2,9)?
500
8. The formula for the area of a trapezoid is
A = (b1 + b2)h / 2
Solve the equation for b1
What is b1 = 2A / h - b2
500
15. Write the equation of the line represented on the graph.
What is y = 2x - 4
500
37. Emmanuel wants to solve the system of equations using linear combination? What should he multiply the first equation by if he wants to eliminate the x terms?
x + 2y = 18
2x + 3y = 6
What is -2?
500
17. a How are the graphs of f(x) and g(x) related if g(x) = 2f(x)?
What is g(x) is vertically stretched by a factor of 2?