CPM Homework Help : GB8I Problem 5-104

Write the equation of the line parallel to $y=-\frac { 1 } { 3 }x + 5$ passing through the point $(9, –1)$ .

Hint:

Parallel lines have equal slopes. Use $y = mx + b$ where $m =$ slope of the given line.

More Help:

Use the given point to find the $y$ -intercept.
$-1=-\frac{1}{3}(9)+b$

Answer:

$y=-\frac{1}{3}x+2$