Jack has $55, and emily has $28. jack is saving $4 per day, and emily is saving $13 per day. after how many days will jack and emily have the same amount of money?
a: 1 day
b: 3 days
c: 4 days
d: 8 days

B: 3 Days

Step-by-step explanation:

Let x be the number of days when Jack and Emily have the same amount of money.

Then, the total amount saved by Jack =

The total amount saved by Emily  =

According to the question,

Hence after 3 days, Jack and Emily will have the same amount of money.

step-by-step explanation:

here's what happens:

1) the graph of f   = x^2 is shifted 2 units to the right.

2) the resulting graph is reflected in the x-axis, so that the parabola now opens down.

3) this final result is transformed up by 5 units.