Question

Which would the phrase "twice the difference of a number and 5" look like as a variable expression?



A.


2(x – 5)


B.


2(x + 5)


C.


– 5 + 2x


D.


2 + 2(x – 5)

Answer 1

twice the difference of (a number and 5)
=twice the difference of (x and 5)
=twice (x-5)
=2(x-5)

Answer 2

Therefore A.