Question

Represent the following with an equation.

One fifth of a number n is equal to -7.
A. 1.5n = -7
B.
15n=−7
C.
15n=−7
D.
n1.5=−7

Answer 1

Remember that "of" means to multiply.

So one fifth (1/5) of a number n can be expressed as

(1/5)n

Answer should be B. or C. as I think there is a typo in the question.