cumulative review 1-6 - MathChamber

Name Class Date
Cumulative Review (continued)
Chapters 1–6
9. Which of the following points are not solutions of 2y 2 5x . 6
5
I. (23, 4) II. (5, 2
3 ) III. (3 4
, 5) IV. (2.6, 5)
A. I and II B. III only C. II and IV D. III and IV
10. Find the slope of each line.
a. A line that is parallel to the graph of y 5 1 2 x 1 7.
b. A line that is perpendicular to the graph of y 522x 2 3.
11. Find the x-intercept of the graph of each equation.
a. 3x 1 2y 5 7
b. 2x 1 3y 5 7
12. Find the number of solutions to each system.
a. 4x 2 y 1 1 5 0
4x 2 y 1 3 5 0
b. 2x 2 y 1 4 5 0
4x 2 2y 1 8 5 0
13. Open-Ended Write a question that can be solved using a system of linear
equations.
14. Solve the following system of equations by graphing.
y 5 x 1 3
y 522x 2 3
15. Suppose your office gives you $200 to buy binders. Small binders cost $7 each.
Large binders cost $8 each. Write the inequality that describes how many of
each kind of binder you can buy.
16. Write the set of inequalities that defines the trapezoid
shown at the right.
17. Write an equation of the line with a y-intercept of 24 that is
parallel to 6x 2 2y 5 13.
18. A company’s sales of garden tractors increased about 106%
from 2007 to 2008. The number of tractors sold in 2007 was
347. How many tractors were sold in 2008
6
5
4
3
2
1
y
O 1 2 3 4 5 6 7
x
19. Southside Bowling Alley charges $3 for the first game and
$.50 for each additional game. Eastside Bowling Alley
charges $1 per game. How many games would you have to
bowl to make Southside the less expensive choice
Prentice Hall Algebra 1 • Teaching Resources
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