# Precalculus Examples

,

Step 1

Step 1.1

The slope-intercept form is , where is the slope and is the y-intercept.

Step 1.2

Using the slope-intercept form, the slope is .

Step 2

To find an equation that is parallel, the slopes must be equal. Find the parallel line using the point-slope formula.

Step 3

Use the slope and a given point to substitute for and in the point-slope form , which is derived from the slope equation .

Step 4

Simplify the equation and keep it in point-slope form.

Step 5

Step 5.1

Add and .

Step 5.2

Simplify .

Step 5.2.1

Multiply by .

Step 5.2.2

Add and .

Step 6