Antonio has saved $28 to spend at the arcade if he has 5 bills how many of each kind of bill does he have?

Question and answers are in the attached picture. you so much in advance.

How do you solve a question like this?

If a translation of t-3,-8(x, y) is applied to square abcd what is the y-coordinate of b'? the y-coordinate of is 43 mark this and return save and exit next submit