Question

Which of the following expressions is not in its simplest form?

9m + 7n - 6mn + 4
O m+ 3n - 6mn - 4
o 9m + 7n-6mn + 4m
O 7m - 9n - 6mn + 4

Answer 1

Explanation:

9m + 7n - 6mn + 4m is not in its simplest form because 9m and 4m can be added: It will be 13m + 7n - 6mn