Math Problem Statement
-4b - 9 > -5
Solution
Let's solve the inequality step by step. The inequality in the image is:
Step 1: Simplify the inequality
Add 9 to both sides to isolate the term with :
Step 2: Solve for
Divide both sides by . Remember, dividing or multiplying an inequality by a negative number reverses the inequality sign:
Final Answer:
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Follow-Up Questions:
- Why does the inequality sign reverse when dividing by a negative number?
- How can you check if a value satisfies the inequality ?
- Can you graph on a number line? What does it look like?
- How would the solution change if the inequality were ?
- How does solving an inequality differ from solving an equation?
Tip:
Always remember to reverse the inequality sign when multiplying or dividing by a negative number!
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Math Problem Analysis
Mathematical Concepts
Inequalities
Solving Linear Inequalities
Reversing Inequality Signs
Formulas
Addition Property of Inequality
Multiplication/Division Property of Inequality
Theorems
Properties of Inequalities
Suitable Grade Level
Grades 6-8