Write the equation of the line that passes through the points (-7,5) and (-7,–8). Put yo answer in fully reduced point-slope form, unless it is a vertical orfiorizontal line.

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
ChapterP: Prerequisites
SectionP.6: The Rectangular Coordinate System And Graphs
Problem 37E: An airplane flies from Naples, Italy, in a straight line to Rome, Italy, which is 120 kilometers...
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### Writing the Equation of a Line

**Problem Statement:**

Write the equation of the line that passes through the points \((-7, 5)\) and \((-7, -8)\). Put your answer in fully reduced point-slope form unless it is a vertical or horizontal line.

**Answer Input:**

- There is a text box where you can input the answer.
- Next to the text box is a 'Submit Answer' button.

**Details on Interface:**

- The text box is where students can type their calculated answer.
- The 'Submit Answer' button allows students to submit their response for assessment.
- There is an indication that this is the first attempt out of 2.

### Additional Instructions:

When approaching this problem, students should remember the following steps:

1. **Identify the Points:** The line passes through points (-7, 5) and (-7, -8).
2. **Determine the Slope \(m\):**
   - For vertical lines, like in this case, the x-coordinate for both points is the same (\(-7\)), which means the slope is undefined.
3. **Equation of Vertical Line:**
   - Since the line is vertical and passes through \(x = -7\), the equation is simply \(x = -7\).

Therefore, for this particular problem, the line's equation in its appropriate form is:

\[ x = -7 \]

Students should then type this equation into the text box and click "Submit Answer" to have their response evaluated.
Transcribed Image Text:### Writing the Equation of a Line **Problem Statement:** Write the equation of the line that passes through the points \((-7, 5)\) and \((-7, -8)\). Put your answer in fully reduced point-slope form unless it is a vertical or horizontal line. **Answer Input:** - There is a text box where you can input the answer. - Next to the text box is a 'Submit Answer' button. **Details on Interface:** - The text box is where students can type their calculated answer. - The 'Submit Answer' button allows students to submit their response for assessment. - There is an indication that this is the first attempt out of 2. ### Additional Instructions: When approaching this problem, students should remember the following steps: 1. **Identify the Points:** The line passes through points (-7, 5) and (-7, -8). 2. **Determine the Slope \(m\):** - For vertical lines, like in this case, the x-coordinate for both points is the same (\(-7\)), which means the slope is undefined. 3. **Equation of Vertical Line:** - Since the line is vertical and passes through \(x = -7\), the equation is simply \(x = -7\). Therefore, for this particular problem, the line's equation in its appropriate form is: \[ x = -7 \] Students should then type this equation into the text box and click "Submit Answer" to have their response evaluated.
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