Ineed ! flvs 7th grade math

the youth group is going on a trip to the state fair. the trip costs $63. included in that price is $13 for a concert ticket and the cost of 2 passes, one for the rides and one for the game booths. each of the passes costs the same price. write an equation representing the cost of the trip, and determine the price of one pass. solve your equation by showing your work and steps.

Icould really use some with this question.

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

Three friends went on a road trip from phoenix, az, to san diego, ca. mark drove 50 percent of the distance. jason drove 1/8 of the distance. andy drove the remainder of the distance. 1. andy thinks he drove 1/4 of the distance from phoenix, az, to san diego, ca. is andy correct? 2. the distance from phoenix, az, to san diego, ca, is 360 miles. how many miles did each person drive? 3. solve the problem. what is the answer in total?