Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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This isn't graded, I'm not sure why it says it is, It's participation grade for delta math and I need help
![**Write the equation of the line fully simplified slope-intercept form.**
In the graph presented, there is a Cartesian plane with both x and y-axes labeled. The x-axis ranges from -12 to 12, and the y-axis also ranges from -12 to 12. There is a straight line passing through the plane.
The line appears to intersect the y-axis at approximately -8 and slopes upwards towards the right. To write the equation of the line in slope-intercept form, use the formula:
\[ y = mx + b \]
Where \( m \) is the slope and \( b \) is the y-intercept.
### Steps to Determine the Equation:
1. **Identify Two Points on the Line:**
- The line intersects the y-axis at (0, -8).
- It passes another grid point, for example at (4, -6)
2. **Calculate the Slope (m):**
- Use the slope formula:
\[ m = \frac{y_2 - y_1}{x_2 - x_1} \]
- Using the points (0, -8) and (4, -6):
\[ m = \frac{-6 - (-8)}{4 - 0} = \frac{2}{4} = \frac{1}{2} \]
3. **Write the Equation:**
- With the slope \( m = \frac{1}{2} \) and y-intercept \( b = -8 \), the equation is:
\[ y = \frac{1}{2}x - 8 \]
This is the fully simplified slope-intercept form of the line shown in the graph.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa56bb564-a7bd-4c83-ab8d-67b37b43cd59%2F0a438095-4992-4cad-9c0b-b39ac6d4b59f%2Fdw9ttqc.jpeg&w=3840&q=75)
Transcribed Image Text:**Write the equation of the line fully simplified slope-intercept form.**
In the graph presented, there is a Cartesian plane with both x and y-axes labeled. The x-axis ranges from -12 to 12, and the y-axis also ranges from -12 to 12. There is a straight line passing through the plane.
The line appears to intersect the y-axis at approximately -8 and slopes upwards towards the right. To write the equation of the line in slope-intercept form, use the formula:
\[ y = mx + b \]
Where \( m \) is the slope and \( b \) is the y-intercept.
### Steps to Determine the Equation:
1. **Identify Two Points on the Line:**
- The line intersects the y-axis at (0, -8).
- It passes another grid point, for example at (4, -6)
2. **Calculate the Slope (m):**
- Use the slope formula:
\[ m = \frac{y_2 - y_1}{x_2 - x_1} \]
- Using the points (0, -8) and (4, -6):
\[ m = \frac{-6 - (-8)}{4 - 0} = \frac{2}{4} = \frac{1}{2} \]
3. **Write the Equation:**
- With the slope \( m = \frac{1}{2} \) and y-intercept \( b = -8 \), the equation is:
\[ y = \frac{1}{2}x - 8 \]
This is the fully simplified slope-intercept form of the line shown in the graph.
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