Math Problem Statement
∣3x−10∣−2=5x
Solution
Let's solve the equation:
Step 1: Isolate the absolute value
First, add 2 to both sides of the equation:
Step 2: Consider the two cases of the absolute value
Case 1:
If , then . The equation becomes: Now solve for :
Next, check if satisfies the condition : Since , this value doesn't satisfy the condition for Case 1. Therefore, is not a valid solution here.
Case 2:
If , then . The equation now becomes: Solve for :
Check if satisfies : Since , is valid.
Conclusion
The only valid solution is:
Would you like more details or have any questions?
5 Related Questions
- How would the solution change if the absolute value equation was ?
- Can you solve ?
- What are the general steps for solving absolute value equations?
- How would we solve the inequality ?
- Can you graph and to visualize their intersection?
Tip
Always check the validity of your solutions with absolute value equations, as not all solutions obtained will necessarily satisfy the original conditions.
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Math Problem Analysis
Mathematical Concepts
Algebra
Absolute Value Equations
Linear Equations
Formulas
|a| = a if a ≥ 0, and |a| = -a if a < 0
Isolating absolute value terms
Theorems
Absolute Value Properties
Linear Equation Solving
Suitable Grade Level
Grades 9-11