Question

Two times the sum of a number and twelve is 40. What is the number?

Answer 1

the number is 8

Explanation:

2(12 + n) = 40

24 + 2n = 40

2n = 16

n = 8

Answer 2

8

Explanation:

n= that number

2(n+12)=40

2n+24=40

-24 -24

2n=16

2n/2=16/2

n=8