Math Problem Statement
Graph the equations in standard form by finding their x-intercepts and y-intercepts. The equations are:
1. x - y = 5
2. 5x + 4y = -20
3. 4x - 3y = -12
4. 8x + 6y = 24
Solution
The task involves graphing equations in standard form by identifying the x-intercept and y-intercept for each equation. I will break down the equations provided in the images and compute the x-intercept and y-intercept for each.
Solving Each Equation
1.
- X-Intercept: Set , then , so .
- Y-Intercept: Set , then , so .
2.
- X-Intercept: Set , then , so .
- Y-Intercept: Set , then , so .
3.
- X-Intercept: Set , then , so .
- Y-Intercept: Set , then , so .
4.
- X-Intercept: Set , then , so .
- Y-Intercept: Set , then , so .
Explanation of Graphing Steps
- Mark the x-intercept on the x-axis.
- Mark the y-intercept on the y-axis.
- Draw a straight line passing through both points.
Would you like me to display the graphs for these equations or clarify any steps further?
5 Related Questions
- What is the formula for finding intercepts of any linear equation in standard form?
- How can you verify that the line graph matches the equation?
- What happens to the intercepts when you multiply or divide the equation by a constant?
- Can a linear equation have the same x- and y-intercept?
- How do the intercepts help in sketching graphs quickly?
Tip: Always double-check the intercepts by substituting back into the original equation to avoid errors!
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Graphing
Intercepts
Formulas
To find x-intercept, set y = 0 and solve for x.
To find y-intercept, set x = 0 and solve for y.
Theorems
Intercept Method for Graphing Linear Equations
Suitable Grade Level
Grades 8-10