Question

the sum of half of a number and 5/2is 13 find the no​

Answer 1

Answer:

1/2x + 5/2 = 13

5+x

------ = 13

2

5+x = 13*2

5+x = 26

x = 26-5

x=21

Answer 2

let that number be x

According to the question

$\frac{x}{2} + \frac{5}{2} = 13$

$\frac{x + 5}{2} = 13$

$x + 5 = 26$

$x = 21$