Math Problem Statement

Find the slope of the line graphed below.

Solution

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

slope=y2y1x2x1\text{slope} = \frac{y_2 - y_1}{x_2 - x_1}

From the image, two points that the line passes through are (5,4)(-5, 4) and (3,2)(3, -2).

Now, let's apply the slope formula:

slope=243(5)=68=34\text{slope} = \frac{-2 - 4}{3 - (-5)} = \frac{-6}{8} = -\frac{3}{4}

So, the slope of the line is -3/4.

Would you like more details or have any questions?

Here are 5 related questions to explore further:

  1. How do we interpret a negative slope in a real-world context?
  2. What is the significance of the y-intercept in this graph?
  3. Can you explain why the slope remains constant for a straight line?
  4. How would you calculate the slope of a line parallel to this one?
  5. How does the slope change if the line becomes horizontal?

Tip: Always pick two points that are easy to read from the graph (where the line crosses grid lines) when calculating the slope.

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Slope of a Line

Formulas

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

Theorems

Slope-intercept form: y = mx + b

Suitable Grade Level

Grades 8-10