Page 21 - Math Course 3 (Book 1)
P. 21
Solving Linear Inequalities
Distributive Property
Solve 3p – 2(p – 4) < p – (2 – 3p). Skill Practice!
10
A. { p | p > } Solve each inequality. Then check your solution.
3
10
B.{ p | p < } 1. –2b + 4 > –6
3
10
C.{ p | p > – }
3
10
D.{ p | p < – }
3
Answer
Empty Set and All Reals
2. 3x + 15 < 21
Solve 8a + 5 ≤ 6a + 3(a + 4) – (a + 7).
A. {a | a ≤ 3}
B. {a | a ≤ 0}
C. {a | a is a real number}
D. Ø
Answer
d
3. –1 > 3
2
Solve 4r – 2(3 + r) < 7r – (8 + 5r).
A. {r | r > 0}
B. {r | r < –1}
C. {r | r is all real numbers}
D. Ø
2
Answer 4. a – 4 < 2
5
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