Question

4 less than twice a number, n

a. 4 - 2n
b. 2n -4
c. 4 - n2 (2 is up top like writing exponents)
d. n2 - 4

Answer 1

b. 2n-4
The 2 represents twice the number(n). And then the -4 represents where it says 4 less.

Answer 2

the answer is B. 2n - 4