Given (2, 10) and (3, 4), find the slope.
Understand the Problem
The question is asking to calculate the slope of a line given two points: (2, 10) and (3, 4). The slope can be found using the formula (y2 - y1) / (x2 - x1).
Answer
The slope of the line is $-6$.
Answer for screen readers
The slope of the line is $-6$.
Steps to Solve
- Identify the points The two points given are (2, 10) and (3, 4). Here, we have:
- Point 1: $(x_1, y_1) = (2, 10)$
- Point 2: $(x_2, y_2) = (3, 4)$
- Use the slope formula The formula for the slope $m$ of a line through two points is given by:
$$ m = \frac{y_2 - y_1}{x_2 - x_1} $$
- Substitute the values Now, substitute the values from the points into the formula:
$$ m = \frac{4 - 10}{3 - 2} $$
- Calculate the difference in the y-coordinates Calculate $y_2 - y_1$:
$$ 4 - 10 = -6 $$
- Calculate the difference in the x-coordinates Calculate $x_2 - x_1$:
$$ 3 - 2 = 1 $$
- Compute the slope Now substitute these differences back into the slope formula:
$$ m = \frac{-6}{1} = -6 $$
The slope of the line is $-6$.
More Information
The slope represents how steep the line is, and a negative slope indicates that the line is decreasing from left to right.
Tips
- Forgetting to subtract the coordinates in the correct order can lead to an incorrect slope value. Always remember that the formula is $m = \frac{y_2 - y_1}{x_2 - x_1}$.
- Confusing $x$ and $y$ coordinates when plugging them into the formula.
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