Math Problem Statement

Graph the following features: Y-intercept = -3, Slope = -3

Solution

To graph the line with the given features:

Features:

  1. Y-intercept = 3-3: The line crosses the yy-axis at the point (0,3)(0, -3).
  2. Slope = 3-3: This means that for every 1 unit you move to the right along the xx-axis, the yy-coordinate decreases by 3 units.

Steps to graph the line:

  1. Plot the Y-intercept:

    • Mark the point (0,3)(0, -3) on the graph. This is where the line crosses the yy-axis.
  2. Use the Slope:

    • The slope 3-3 can be written as 3/1-3/1, meaning:
      • From the yy-intercept, move 1 unit to the right (positive direction on the xx-axis).
      • Then move 3 units down (negative direction on the yy-axis).
    • This gives you the next point, (1,6)(1, -6).
  3. Draw the Line:

    • Connect the two points (0,3)(0, -3) and (1,6)(1, -6) with a straight line.
    • Extend the line in both directions, ensuring it follows the slope 3-3.

Would you like me to provide a sketch of this graph or further explanations? Let me know!


Related Questions:

  1. What is the slope-intercept form of a line, and how is it used for graphing?
  2. How can you find the equation of a line given two points on the line?
  3. What does a positive slope represent in terms of graph direction?
  4. How do horizontal and vertical lines differ in slope and equation?
  5. How can you determine the slope and yy-intercept from a graph?

Tip:

When graphing, always check at least two points to ensure accuracy!

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Math Problem Analysis

Mathematical Concepts

Graphing linear equations
Slope-intercept form
Coordinate plane

Formulas

Slope-intercept form: y = mx + b

Theorems

Linear equations graph as straight lines

Suitable Grade Level

Grades 7-9