Math Problem Statement

What is the slope of this line?

Solution

To find the slope of the line in the graph, we use the formula for slope, which is:

m=riserun=y2y1x2x1m = \frac{\text{rise}}{\text{run}} = \frac{y_2 - y_1}{x_2 - x_1}

Step-by-Step Solution:

  1. Identify two points on the line:
    From the graph, two clear points are:

    • (3,7)(-3, 7)
    • (1,5)(1, -5)
  2. Use the slope formula:
    Plug the coordinates (3,7)(-3, 7) and (1,5)(1, -5) into the slope formula:

    m=571(3)=121+3=124m = \frac{-5 - 7}{1 - (-3)} = \frac{-12}{1 + 3} = \frac{-12}{4}

  3. Simplify the fraction:

    124=3\frac{-12}{4} = -3

Final Answer:

The slope of the line is 3-3.


Would you like further clarification or additional examples?

Related Questions:

  1. What does a negative slope indicate about a line's direction?
  2. How can you determine the slope of a line given its equation in slope-intercept form?
  3. What is the slope of a horizontal line?
  4. How do you find the slope of a line perpendicular to a given line?
  5. What are the steps to find the slope if you have two points on the line?

Tip:

Remember, a positive slope means the line rises to the right, while a negative slope means the line falls to the right.

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Math Problem Analysis

Mathematical Concepts

Slope of a Line
Linear Equations
Coordinate Geometry

Formulas

Slope formula: m = (y2 - y1) / (x2 - x1)

Theorems

Slope Interpretation in Cartesian Plane

Suitable Grade Level

Grades 8-10