Again, guess and test should work perfectly fine. Since 2(x+y)=32, x+y = 16. Because y-2 =x, y could be = 9 and x = 7. Hope that help!
THE ANSWER TO THAT PROBLEM IS SIMPLY 175
9x^2 + 4x^3
Hope this helped
1.the flight from Baltimore to Miami is 2 hours and 35 minutes
2.the flight to Boston from Baltimore is the shortest.
Miami = 2hrs 35min
Boston = 1hr 15min
Atlanta = 1hr 55min
Indianapolis = 1hr 40min