Solving Inequalities by Adding or Subtracting

1
Solving Inequalities by Adding or Subtracting
COURSE 3 LESSON 2-6
Solve p 3 lt 5.
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2
Solving Inequalities by Adding or Subtracting
COURSE 3 LESSON 2-6
(continued)
Step 2 Check the inequality symbol. Choose any
number less than 2 and substitute it into the
original inequality. In this case, try 3.
p 3 lt 5
Steps 1 and 2 both check, so p lt 2 is the
solution of p 3 lt 5.
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3
Solving Inequalities by Adding or Subtracting
COURSE 3 LESSON 2-6
After the hairdresser cut 3 in. from Rapunzels
hair, her hair was at least 15 in. long. How long
was her hair before she had it cut?
Rapunzels hair was at least 18 in. long before
she had it cut.
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4
Solving Inequalities by Adding or Subtracting
COURSE 3 LESSON 2-6
1. Graph x 6. 2. Write an inequality for k
has a maximum of 4. 3. Solve r 9 gt 8.
r gt17
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