### Home > CAAC > Chapter 5 > Lesson 5.1.1 > Problem 5-5

5-5.

A tile pattern has 5 tiles in Figure 0 and adds 7 tiles in each new figure. Write the equation of the line that represents the growth of this pattern. 5-5 HW eTool (Desmos). Homework Help ✎

Illustrate the problem.

Use the equation of a line, y = mx + b, to substitute in known information.

*y* = 7*x* + 5

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