Rosa is saving money for a trip. she has already saved 250$ and plans to save $40 per week. this situation can be represented by the function f(x)=250+40x, where x is the number of weeks. how much money has rosa saved after 6 weeks?

After 6 weeks Rosa has saved $490.

Step-by-step explanation:

1. You have the function given  in the problem above, where os the number of weeks:

2. Therefore, to solve this problem you only need to substitute 6 weeks (or ) into the given function, as following:

3. The result is $490.

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24

explanation:

step-by-step explanation: