Mike's Fitness Center charges $30 per month for a membership. All-Day Fitness Club charges $22 per month plus and $80 initiation fee for a membership. After how many months will the total amount paid to the two fitness clubs be the SAME?

The Lone Star Shipping Company charges $14 plus $2 a pound to ship an overnight package. Discount Shipping Company charges $20 plus $1.50 a pound to ship an overnight package. For what weight is the charge the SAME for the two companies?

Deanna and Lisa are playing games at the arcade. Deanna started with $15 and the machine she is playing costs $0.75 per game. Lisa started with $13 and her machine costs $0.50 per game. After how many games will the two girls have the same amount of money remaining?

The Wayside Hotel charges its guests $1 plus $0.80 per minute for long distance calls. Across the street, the Blue Sky Hotel charges its guests $2 plus $0.75 per minute for long distance calls. Find the length of a call for which the two hotels charge the SAME amount.

Duke is a part-time student at Kutztown University. He currently has 22 credits and he plans to take 6 credits per semester until he is finished. Duke's friend Kyle is also a student at college. He has 4 credits and plans to take 12 credits per semester. After how many semesters will Duke and Kyle have the SAME number of credits?