Math Problem Statement

Identify the slope and y-intercept for each equation: y = (1/3)x + 6, y = -x + 18, and y = (5/8)x - 11.

Solution

The image contains three linear equations, and you are asked to identify the slope (denoted as mm) and the yy-intercept (denoted as bb) for each.

For a linear equation in the form of y=mx+by = mx + b, mm is the slope, and bb is the yy-intercept.

Here are the solutions:

  1. Equation 1: y=13x+6y = \frac{1}{3}x + 6

    • Slope (mm) = 13\frac{1}{3}
    • yy-intercept (bb) = 66
  2. Equation 2: y=x+18y = -x + 18

    • Slope (mm) = 1-1
    • yy-intercept (bb) = 1818
  3. Equation 3: y=58x11y = \frac{5}{8}x - 11

    • Slope (mm) = 58\frac{5}{8}
    • yy-intercept (bb) = 11-11

Would you like more details or further clarification?

Here are 5 related questions to explore further:

  1. How do you calculate the slope from two points on a line?
  2. How can you graph these equations using the slope and yy-intercept?
  3. What is the significance of the slope in real-world applications?
  4. How do negative slopes affect the direction of a line?
  5. How would you find the xx-intercept of these lines?

Tip: The slope indicates the steepness and direction of the line. A positive slope means the line rises, and a negative slope means it falls.

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Math Problem Analysis

Mathematical Concepts

Linear Equations
Slope-Intercept Form

Formulas

y = mx + b (slope-intercept form)

Theorems

Slope and y-intercept interpretation

Suitable Grade Level

Grades 7-9