CPM Homework Help : INT3 Problem 1-16

Junior is saving money in his piggy bank. He starts with $10$ cents and adds two pennies each day. Create a table, draw a complete graph, and write an equation to model this situation.

Hint:

Make a table where $x$ represents the number of days and $y$ represents the total so far.

Help:

How much did he start with on day $0$ ?

$10$ cents.

More Help:

How much did he have at the end of day $1?$ Day $2$ $?$ ...

$12$ , $14$ , ...

Additional Help:

What is the $y$ -intercept? The slope?

$(0,10)$ and $m=2$

Answer:

First quadrant linear graph, starting at the point (0, comma 10), & passing through the point (10, comma 30).

Completed the table in the eTool below to graph the function.
Click the link to the right for full version of the eTool: Int3 1-16 HW eTool