Question

Which expression represents “seven less than three times a number”?

A.7 - 3n
B.3n - 7
C.3 - 7n
D.7n - 3

Answer 1

B. 3n-7

Explanation:

The words seven less than means that seven will be subtracted. 3 times a number means that 3 is being multiplied by an unknown value or variable. Thats how you get 3n - 7