about 60000 acres of wetlands are lost each year in the United States. what integer represents the change in wetlands after 4 years?

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

For the equations below which statement is true ? -2x=14 6x=-42

Solve the system of equations y= 3/2 - 1, -x+ y =-3