Please help me please

How far is x from 5 on a number line?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account