**a relationship**between 2 variables can be described by an

**equation**; and we used Grapher to help us 'graph' out the relationships.

Here's a website that you will find pictures created with lines of equations with 2 variables.

**https://www.desmos.com**

Try examining some of these pictures to see how lines, when put together, can generate amazing pictures.

Are you able to come up with one?

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