91.2k views
2 votes
Andre and Noah started tracking their savings at the same time. Andre started with $15 and deposits $5 per week. Noah started with $2.50 and deposits $7.50 per week. The graph of Noah's savings is given and his equation is y=7.5x+2.5, where x represents the number of weeks and y represents his savings.

1. Write the equation for Andre's savings.

2. Graph it alongside Noah's.

3. What does the intersection point mean in this situation?

User Firecall
by
3.6k points

2 Answers

7 votes

Answer:

1. he started with 15 and 5 per week. w is week

a is andre

a = 15 + 5w

Explanation:

User Miroslavign
by
3.7k points
5 votes

Answer: 1. Y= 5x + 15

2. Start at 15 and go up 5

3.when they both had the same amount of money at the same time

Explanation:

User THTP
by
3.5k points