Question

the sum of a number and twice that number is 12 . what is the number?​

Answer 1

Step-by-step explanation:

Given:-

the sum of a number and twice that number is 12 .

To find:-

what is the number?

solution:-

Let the number be X

Twice the number=2X

The sum of the number and twice the number =

=>X+2X

=>3X

According to the given problem

the sum of a number and twice that number is 12 .

=>3X=12

=>X=12/3

=>X=4

Hence ,The number=4

Answer:-

The number =4

Check:-

The number=4

twice the number=2×4=8

Their sum=4+8=12

Verified ✅