Math 6th grade 10.9 page 423 math talk​

The highest point on earth is the peak of mount everest if you climb to the top you would be approximately 29,035 feet above sea level at remembering that amount is 5280 feet percentage of the height of the mountain would you have to climb to reach a point 2 miles above sea level

Solve: 3x+y=6 4x-2y=18 show all work !

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days