Answer:

Step-by-step explanation:
Y=30x.
Whatever the number of months is you times by 30, the amount she added each month. If she had started with a certain amount you would add that to the equation. Y is the total money in the account.
Let m=n-4
n - 4 + 5n = 20
6n = 24
> n = 4
m = 4 - 4
> m = 0
(0,4)
Answer:
step three is wrong
Step-by-step explanation:
just did it
Answer:
2 ¼ miles
Step-by-step explanation:
we can use a ratio
miles:hrs
¾:⅓
x3 x3
9/4:1
2¼:1