Math Problem Statement
graph the linear equation by finding and plotting its intercepts. x-y=-2
Solution
To graph the linear equation by finding and plotting its intercepts, we need to follow these steps:
1. Find the x-intercept:
The x-intercept occurs when .
- Substitute into the equation : Thus, the x-intercept is .
2. Find the y-intercept:
The y-intercept occurs when .
- Substitute into the equation : Thus, the y-intercept is .
3. Plot the intercepts and draw the line:
- Plot the points and on the graph.
- Draw a straight line through these two points. This line represents the equation .
Summary:
- x-intercept:
- y-intercept:
If you'd like, I can provide a visual graph as well. Would you like me to generate the graph for you?
Relative questions:
- How do you find the slope from an equation in standard form?
- What is the general form of a linear equation?
- How can we determine if two lines are parallel?
- What is the slope-intercept form of a line?
- How do you find the equation of a line given two points?
Tip: The x-intercept occurs when , and the y-intercept occurs when .
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Intercepts
Formulas
x - y = -2
x-intercept occurs when y = 0
y-intercept occurs when x = 0
Theorems
Intercept theorem
Suitable Grade Level
Grades 6-8