Questions: Graph the line passing through the given point and having the indicated slope. through (1,-2) with slope -4/5
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Transcript text: Graph the line passing through the given point and having the indicated slope. through $(1,-2)$ with slope $-\frac{4}{5}$
Use the graphing tool on the right to graph the line
Click to enlarge graph
Solution
Solution Steps
Step 1: Determine the Equation of the Line
To find the equation of the line passing through the point \((1, -2)\) with a slope of \(-\frac{4}{5}\), we use the point-slope form of a line:
\[
y - y_1 = m(x - x_1)
\]
where \(m\) is the slope and \((x_1, y_1)\) is the point. Substituting the given values:
\[
y - (-2) = -\frac{4}{5}(x - 1)
\]
Simplifying, we get:
\[
y + 2 = -\frac{4}{5}x + \frac{4}{5}
\]
\[
y = -\frac{4}{5}x + \frac{4}{5} - 2
\]
\[
y = -\frac{4}{5}x - \frac{6}{5}
\]
Final Answer
The equation of the line is:
\[
y = -\frac{4}{5}x - \frac{6}{5}
\]