Orren decided to go hiking. He started at an elevation of 50 meters above sea level, and ended the hike at a final elevation of 10 meters below sea level. What is the total distance that Orren hiked?

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Questions 7-8. use the following table to answer. year 2006 2007 2008 2009 2010 2011 2012 2013 cpi 201.6 207.342 215.303 214.537 218.056 224.939 229.594 232.957 7. suppose you bought a house in 2006 for $120,000. use the table above to calculate the 2013 value adjusted for inflation. (round to the nearest whole number) 8. suppose you bought a house in 2013 for $90,000. use the table above to calculate the 2006 value adjusted for inflation. (round to the nearest whole number)