20. An adult pass for the county fair costs $2 more than a children's pass. When 378 adult and 214 children passes were sold, the total revenue was $2384. What is the cost of an adult pass?

x + y = 90 5x – 10y = 90 90 – 10y = 5x 90 + 10y = 5x

step-by-step explanation:

last month maria hiked the 5-mile mountain trail a number of times and she hiked the 10-mile canal trail several times. let x represent the number of times she hiked the 5-mile trail, and let y represent the number of times she hiked the 10-mile trail. if she hiked a total of 90 miles, which equation can be used to find the number of times maria hiked each trail? x + y = 90 5x – 10y = 90 90 – 10y = 5x 90 + 10y = 5x

he has now walked a total of what?

if i know what this is maybe i can

step-by-step explanation: