Answer :
a+b= 45 ----(1)
a-b= 5 ----(2)
(1)+(2) 2a=50
then a= 25
so b=45-25= 20
so that the two numbers are 20 and 25
a-b= 5 ----(2)
(1)+(2) 2a=50
then a= 25
so b=45-25= 20
so that the two numbers are 20 and 25