### Home > A2C > Chapter 7 > Lesson 7.1.4 > Problem 7-51

7-51.

20 = *m*(2) + *b*

32 = *m*(−4) + *b*

Refer to part (a).

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7-51.

20 = *m*(2) + *b*

32 = *m*(−4) + *b*

Refer to part (a).

Use the eTool below to explore the graph.

Click the link at right for the full version of the eTool: A2C 7-51 HW eTool