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Louisiana State University Eunice Mathematics Worksheet
Louisiana State University Eunice Mathematics Worksheet
User Generated
nwxvat0911
Mathematics
Louisiana State University Eunice
Description
Unformatted Attachment Preview
LA
EVE Non
Practice and Problem-solving Exercises
A Practice
Match each inequality with graph A, B, C, or D.
5. x < -1
See Problem 3.
6. 2-1
7.-1 2
To start, decide if 2 is a solution. y > 2
means all real numbers y that are greater
than 2. Because 2 is not a solution, draw an
open dot at 2.
-3 -2 -1 0
1
1
2 3
10. t < -4
11. z7
5. A cyclist takes her bicycle on a chairlift to the top
of a slope. The chairlift can safely carry 680 lb.
The cyclist weighs 124 lb, and the bicycle weighs 32 lb.
What are the possible additional weights the chairlift
can safely carry?
7. Reasoning What can you do to the first inequality in
each pair in order to get the second inequality?
a. x + 4 = 10; x = 6
b. -6 -18 + m
Solve each inequality. Graph and check your solutions.
12.
y – 2 > 11
Guided
Practice
y - 2 + 2 > 11 + 2
To start, undo subtraction by adding
2 to each side.
15.8 sf - 4
14. -6> 0 - 2
13. v - 4 r-
19. : - 12 5-4
187
Lesson 3-2 Solving Inequalities Using Addition or Subtraction
PowerAlgebra.com
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Explanation & Answer:
5 pages
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