Marianna's mom wants to lose at least 10 pounds. She created a coordinate grid to
keep track of her weight each week. She noticed a pattern in her weight loss. If this
pattern continues, in how many weeks should she expect to weigh less than 120
pounds?
130$
129
128
A Week 12
B Week 13
C Week 14
D Week 15
127
126
125
124
Weight in Pounds
123
122
121
120
119
118
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
Weeks