CPM Homework Help : AC Problem 4-54

Use what you know about $m$ and $b$ to graph each rule below without making a table. Draw a growth triangle for each line.

$y=3x$
Hint (c):
Each time you move over $1$ unit, how far do you travel upward?

$y=\frac{1}{2}x+1$
Hint (d):
Each time you move over $1$ unit, how far do you travel upward? Where do you start on the $y$ -axis?