Math Problem Statement
Solution
From the image provided, you have a problem asking to determine the equation of a line on a coordinate plane, in the slope-intercept form .
Let me analyze the graph and break this down step by step:
Steps to Find the Equation of the Line
-
Find the slope ():
- Slope is calculated as (rise over run).
- From the graph, select two points on the line. For example:
- Point 1:
- Point 2:
- Calculate the slope: So, the slope is .
-
Find the y-intercept ():
- The y-intercept is where the line crosses the y-axis ().
- From the graph, the line crosses the y-axis at .
- Thus, the y-intercept is .
-
Write the equation:
- Using , substitute and :
Final Answer:
The equation of the line is:
Would you like me to explain any part of this in more detail or go over another example?
Relative Questions:
- What does the slope of a line tell us about its steepness or direction?
- How can you determine the slope if the graph isn’t clear and you only have two points?
- Why is the y-intercept significant in understanding a line's equation?
- How can you rewrite into standard form?
- What happens to the equation of a line if the slope becomes zero?
Tip:
Always double-check your chosen points for accuracy when calculating the slope to avoid errors in the equation!
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Coordinate Geometry
Formulas
Slope formula m = (y2 - y1) / (x2 - x1)
Slope-intercept form y = mx + b
Theorems
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Suitable Grade Level
Grades 6-8
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