explain the steps you would take to complete this conversion problem

Benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

9/10 divide by -3/15 as a mixed number