15 is 12 less than 2 times a number.

Question

15 is 12 less than 2 times a number.

(A) 12-2n

(B) 12 (n-12)

(C) 12n-12

(D) 12 (12-n)

please explain why and how you got the answer.

Answer 1

15 is 12 less than 2 times a number.

(A) 12-2n

(B) 12 (n-12)

(C) 12n-12

(D) 12 (12-n)

15 = 12 - 2n

is less than indicates subtraction

2 times a number equals 2 times that number. In this case 2n