He will use more tiles because 1/3 is smaller than 1/2 and the smaller the tiles the more you need to fill the place up.
Answer:18 minutes
Step-by-step explanation:
You have to subtract the numbers from the end from each other and u get the range wh i.c h is18
1. 5x= -80. x= -16
2. x - 73 = 129. x = 202
3. x/-8 = 22. x = -176
4. 2x + 8 = 8. 2x = 0. x = 0
5. 3x - 7 = 40. 3x = 47. x = 47/3