Question

adding 9 to twice of whole no. giver 31, then the whole no is​

Answer 1

Answer:

11

Step-by-step explanation:

Soln:-

Given ,

let's whole number is x

so,

2x+9=31

then,

2x+9=31

=> 2x= 31-9

=> 2x=22

=>x= 22/2

=>x=11

So the whole number is 11