Chapter 4 - An Introduction to Functions - 4-2 Patterns and Linear Functions - Practice and Problem-Solving Exercises - Page 243: 7

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Let x = the number of pentagons. Let y = the perimeter of the figure. Make a table: $x=1,y=5$ $x=2,y=8$ $x=3,y=11$ Words: The perimeter of the figure is three times the number of pentagons plus two. Equation: $y=3x+2$ Graph: Use the table to make a graph.