Math Problem Statement
|2x + 3| < 7
Solution
The inequality you've provided is:
To solve this inequality, we follow these steps:
Step 1: Break it into two inequalities
Since the absolute value of an expression implies that , we can rewrite the inequality as:
Step 2: Solve each part of the compound inequality
Solve the left inequality:
Subtract 3 from both sides: Now divide by 2:
Solve the right inequality:
Subtract 3 from both sides: Now divide by 2:
Step 3: Combine the two results
We now have:
This means the solution to the inequality is:
Would you like further details or have any questions about this? Here are some related questions:
- How would you solve if the inequality was ?
- What happens if the absolute value inequality includes a "less than or equal to" () sign?
- How does solving absolute value inequalities differ from solving regular inequalities?
- How do absolute value inequalities apply in real-world scenarios?
- What if the inequality was ?
Tip: Always split absolute value inequalities into two parts and remember that both the positive and negative aspects need to be considered!
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Math Problem Analysis
Mathematical Concepts
Algebra
Absolute Value Inequalities
Formulas
|A| < B implies -B < A < B
Theorems
Properties of absolute value inequalities
Suitable Grade Level
Grades 9-11