Question

The sum of twice a number and five is 13. Find the number.

Answer 1

the number is 4

Explanation:

let the number be ''x''

than twice the number will be 2x

now,

2x + 5 = 13

2x = 13 - 5

2x = 8

x = 8/2

x= 4

Answer 2

4

let the number be x

so by the question , 2x+5=13

solving this we get ,

2x=13-5

2x=8

so x=4