Concept explainers
To solve: the inequality and to sketch the graph of solution.
Answer to Problem 7Q
The solution is
Explanation of Solution
Given information:
Given inequality
Calculation:
The inequality remains unchanged if same operations with same numbers are performed on both sides on the inequality. If multiplication or division with negative numbers involved, then the sign of the inequality is reversed.
It is required to bring the variable on the left hand side.
First, subtract
To eliminate -3 on left hand side, add 3 on both sides of above inequality.
Multiply both sides with negative sign and reverse the inequality sign.
Hence, the solution is
The graph which represents the solution
Chapter 2 Solutions
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