Question

the sum of half of a number and 5/2 is 13.find the number​

Answer 1

Step-by-step explanation:

let number =a

its half=a/2

a/2+5/2=13

a+5/2=13

a+5=26

a=21

Answer 2

let the no. be*

*/2+5/2 = 13

(*+5) / 2=26/2

*+5 = 26

* = 21