83.9k views
1 vote
Anna would like to purchase a new bike that cost $205. She already has saved $34. If she saves a maximum of $12 a week, the following inequality can be used to find the minimum number of weeks, w, it will take Anna to save the money to purchase the bike

Please show steps

User Jveldridge
by
7.3k points

2 Answers

6 votes

nut gut 20 butt 12 revolver honey bun

User Chetan Dobariya
by
8.5k points
2 votes

Answer:

It will take at least 15 weeks

Explanation:

12w+31 ≥ 205

Subtract 31 from each side

12w+31-31 ≥ 205-31

12w ≥ 174

Divide each side by 12

12w/12 ≥ 174/12

w ≥ 14.5

Rounding up to the nearest integer

w ≥ 15

It will take at least 15 weeks

User Gturri
by
8.2k points