Math Problem Statement

graph y=2/3x+6

Solution

To graph the equation y=23x+6y = \frac{2}{3}x + 6, follow these steps:

1. Identify the Slope and Y-Intercept

  • Slope (mm): The slope of the line is 23\frac{2}{3}. This means that for every 3 units you move to the right (positive xx-direction), the line goes up by 2 units (positive yy-direction).
  • Y-Intercept (bb): The y-intercept is 6. This is the point where the line crosses the y-axis. In this case, the line crosses the y-axis at (0,6)(0, 6).

2. Plot the Y-Intercept

  • Start by plotting the point (0,6)(0, 6) on the graph.

3. Use the Slope to Find Another Point

  • From (0,6)(0, 6), move 3 units to the right and 2 units up. This gives you the point (3,8)(3, 8).
  • You can also move in the opposite direction: 3 units to the left and 2 units down, reaching (3,4)(-3, 4).

4. Draw the Line

  • Connect these points with a straight line, extending it in both directions.

5. Verify with a Few Points

  • To ensure accuracy, you can substitute a few values of xx into the equation to check that the corresponding yy values lie on the line.

Would you like to see a visual representation or have further details? Here are 5 related questions to explore further:

  1. How do you graph linear equations with different slopes?
  2. What is the difference between positive and negative slopes in a graph?
  3. How do you graph a line using the point-slope form of an equation?
  4. How can you convert a linear equation from standard form to slope-intercept form?
  5. How do you find the x-intercept of a linear equation?

Tip: When graphing linear equations, always start with the y-intercept and then use the slope to plot additional points!

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Equations
Graphing

Formulas

Slope-Intercept Form: y = mx + b

Theorems

Slope-Intercept Form
Linear Equation Graphing

Suitable Grade Level

Grades 8-10