### Home > CCA > Chapter 4 > Lesson 4.3.1 > Problem4-110

4-110.

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

1. $3x+y=3$

1. $−3x+y=9$

1. $−3x+y=3$

1. $2x+3y=9$

• Work backwards from Figure 2 to find the starting value of tiles at Figure 0, then write the rule