1. Solve the linear inequality. Other than ∅, use interval notation to express the solution set and graph the solution set on a number line. − 6(5x + 7) < −36x − 6
1. Solve the linear inequality. Other than ∅, use interval notation to express the solution set and graph the solution set on a number line. − 6(5x + 7) < −36x − 6
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter8: Linear Functions
Section8.9: Graphs Of Linear Inequalities
Problem 10E
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1. Solve the linear inequality. Other than ∅, use interval notation to express the solution set and graph the solution set on a number line.
− 6(5x + 7) < −36x − 6
2. Solve the problem. When making a long distance call from a certain pay phone, the first three minutes of a call cost $2.40. After that, each additional minute or portion of a minute of that call costs $0.30. Use an inequality to find the number of minutes one can call long distance for $4.20.
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