Solve the open sentence.
negative 3 is less than or equal to n plus 6 is less than or equal to 7
Question 16 options:
n is less or equal to negative 9 and n is less than or equal to 6
n is greater than or equal to negative 9 and n is less than or equal to 1
n is less than or equal to 3 and n is less than or equal to 7
n is greater than or equal to 9 and n is less than or equal to 7