Question

A and b are odd numbers.

Answer 1

Answer:

2(3+7)=20 and 20 is a multiple of 4

Step-by-step explanation:

4 times 5 equals 20, which makes it a multiple of 4

3 and 7 are both odd, and added together get 10. Times that by 2 and you get 20

Answer 2

Answer:

let a=3 and b=5

2(a+b) then

2(3+5)=16  

16 is a multiple of 4

Step-by-step explanation:

Any two odd numbers added together make an even number.

Any even number multiplied by 2 is divisible by 4