Solve each two step problem. 9) Darlene worked 40 hours a week at $8.75 per hour. From her earnings the company
withheld $55.75. How much did she have left?

Kevin has just finished paying off his loan. he was assessed a service charge of $422. he paid off the principal and the interest by making weekly payments of $36.13 for four years. if the principal was $7,150, how much did kevin pay in finance charges, to the nearest dollar? a. $498 b. $365 c. $422 d. $787

What is the value of x in the equation 6(x + 1) – 5x = 8 + 2(x – 1)?

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?