Could someone step me through how to answer this question?

n^2 + 2/3n = -1/9

If eh = hg and hg=16, find the diameter of k

If 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

The track team ran a mile and a quarter during their practice how many kilometers did her team runs?