Precalculus Examples

$y = \frac{4 x}{7} - 12$

Step 1

Rewrite in slope-intercept form.

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Step 1.1

The slope-intercept form is $y = m x + b$ , where $m$ is the slope and $b$ is the y-intercept.

$y = m x + b$

Step 1.2

Reorder terms.

$y = \frac{4}{7} x - 12$

Step 2

Using the slope-intercept form, the slope is $\frac{4}{7}$ .

$m = \frac{4}{7}$

Step 3