Math Problem Statement
Select all the ordered pairs that are solutions of the inequality y > 7x - 3.
Solution
To determine which ordered pairs satisfy the inequality , let's evaluate each option by substituting the values of and into the inequality:
Given Inequality:
Checking Each Option:
Option A:
- Substitute and into .
- Calculate .
- Check if , which is true.
Option B:
- Substitute and into .
- Calculate .
- Check if , which is true.
Option C:
- Substitute and into .
- Calculate .
- Check if , which is false (since it’s equal, not greater).
Option D:
- Substitute and into .
- Calculate .
- Check if , which is true.
Option E:
- Substitute and into .
- Calculate .
- Check if , which is false.
Conclusion:
The ordered pairs that satisfy the inequality are:
- A. (2, 15)
- B. (-3, -15)
- D. (1, 5)
Would you like further details on any specific steps or have questions about this solution?
Here are some additional questions that might expand your understanding:
- How do we determine the region of solutions for linear inequalities on a graph?
- What would change if the inequality was ?
- How can we verify solutions to inequalities algebraically versus graphically?
- How does the slope and intercept in affect the solution set?
- What methods are available to solve systems of linear inequalities?
Tip: When solving inequalities, always substitute values to check if they satisfy the inequality fully, as the answer can hinge on strict versus non-strict inequality signs.
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Math Problem Analysis
Mathematical Concepts
Inequalities
Coordinate Geometry
Linear Equations
Formulas
y > 7x - 3
Theorems
Properties of Inequalities
Suitable Grade Level
Grades 8-10