Calculate Slope of Linear Function: Points A(0,7) to B(8,-3)

In the drawing of the graph of the linear function passing through the points A(0,7) A(0,7) and
B(8,3) B(8,-3)

Find the slope of the graph.

A(0,7)A(0,7)A(0,7)B(8,-3)B(8,-3)B(8,-3)CCCxy

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Step-by-step video solution

Watch the teacher solve the problem with clear explanations
00:00 Find the slope of the graph
00:04 We'll find the slope using 2 points
00:13 We'll use the formula to find the slope using 2 points
00:22 We'll substitute appropriate values according to the given data and solve for the slope
00:28 And this is the solution to the question

Step-by-step written solution

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1

Understand the problem

In the drawing of the graph of the linear function passing through the points A(0,7) A(0,7) and
B(8,3) B(8,-3)

Find the slope of the graph.

A(0,7)A(0,7)A(0,7)B(8,-3)B(8,-3)B(8,-3)CCCxy

2

Step-by-step solution

To solve this problem, we'll follow these steps:

  • Step 1: Identify the coordinates of the points.

  • Step 2: Apply the slope formula.

  • Step 3: Perform the arithmetic to calculate the slope.

Let's work through each step:

Step 1: Identify the given points:
Point A A is (0,7) (0, 7) and Point B B is (8,3) (8, -3) .

Step 2: Use the slope formula, which is: m=y2y1x2x1 m = \frac{y_2 - y_1}{x_2 - x_1}

Substituting the coordinates of points A A and B B :
Here, (x1,y1)=(0,7) (x_1, y_1) = (0, 7) and (x2,y2)=(8,3) (x_2, y_2) = (8, -3) .

Step 3: Calculate the slope:
m=3780=108=54 m = \frac{-3 - 7}{8 - 0} \\ = \frac{-10}{8} \\ = -\frac{5}{4}

Therefore, the slope of the graph is 54 -\frac{5}{4} .

3

Final Answer

54 -\frac{5}{4}

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For the function in front of you, the slope is?

XY

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