Question

Which of these is the algebraic expression for "4 times the sum of 2 and y?"

a 4 ⋅ 2 + y
b 4(2 + y)
c 2 + 4 ⋅ y
d 2(4 + y)

Answer 1

b

Explanation:

The sum of 2 and y is 2 + y, then 4 times this sum is

4(2 + y) → b