Math Problem Statement

What is the slope of the line that passes through the points (8, -6) and (11, -12)?

Solution

To find the slope of the line that passes through the points (8,6)(8, -6) and (11,12)(11, -12), we use the slope formula:

m=y2y1x2x1m = \frac{y_2 - y_1}{x_2 - x_1}

where (x1,y1)=(8,6)(x_1, y_1) = (8, -6) and (x2,y2)=(11,12)(x_2, y_2) = (11, -12).

Substituting these values into the formula gives:

m=12(6)118=12+63=63=2m = \frac{-12 - (-6)}{11 - 8} = \frac{-12 + 6}{3} = \frac{-6}{3} = -2

Thus, the slope of the line is 2-2.

Would you like more details or have any questions?

Here are some related questions:

  1. How do you find the equation of a line given its slope and a point?
  2. What does the slope represent in real-world contexts?
  3. How would you find the slope of a vertical line?
  4. What is the significance of a slope being negative?
  5. How do you find the slope if given a line in the form ax+by=cax + by = c?

Tip: Remember, if the slope is negative, the line decreases from left to right.

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Math Problem Analysis

Mathematical Concepts

Coordinate Geometry
Slope of a Line

Formulas

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

Theorems

Basic Theorem of Slope Calculation

Suitable Grade Level

Grades 8-10