### Home > CAAC > Chapter 6 > Lesson 6.3.1 > Problem 6-110

6-110.

**Multiple Choice:**Which equation below could represent a tile pattern that grows by 3 and has 9 tiles in Figure 2? Homework Help ✎3

*x*+*y*= 3−3

*x*+*y*= 9−3

*x*+*y*= 32

*x*+ 3*y*= 9

Work backwards from Figure 2 to find the starting value of tiles at Figure 0, then write the rule and match your answer.

(c) −3*x* + *y* = 3