Math Problem Statement
for the straight lin e 8y=-6x+20 find the x-intercept and y-intercept using algebraic methods
Solution
To find the x-intercept and y-intercept of the line , we follow these steps:
1. Find the x-intercept
The x-intercept is the point where the line crosses the x-axis, i.e., when .
Substitute into the equation:
Simplify:
Solve for :
Thus, the x-intercept is:
2. Find the y-intercept
The y-intercept is the point where the line crosses the y-axis, i.e., when .
Substitute into the equation:
Simplify:
Solve for :
Thus, the y-intercept is:
Final Answer:
- x-intercept:
- y-intercept:
Would you like me to graph this line or provide further details? 😊
Related Questions:
- How do you determine the slope of the line from the equation ?
- What is the slope-intercept form of ?
- How do you rewrite in standard form?
- Can you verify the intercepts using another form of the equation?
- How would you solve for intercepts if the equation were in another form, like ?
Tip:
Always double-check your calculations by substituting the intercept values back into the original equation to ensure they satisfy it.
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Intercepts
Formulas
x-intercept formula: set y = 0
y-intercept formula: set x = 0
Theorems
Point of intersection with axes (x-intercept and y-intercept)
Suitable Grade Level
Grades 8-10
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