Question

the sum of two numbers is25 ONE OF THE number exceeds the other by 9 find the numbers

Answer 1

let two numbers are x and x+9
acording to question
x+x+9=25
2x+9=25
2x=25-9
2x=16
x=16÷2
x=8
x+9=17

Answer 2

let the one no. be x
and the another no. be y
x+y=25
and
x=y+9
on putting this value in above relation e get:
y+9+y=25
2y=25-9

$16 \div 2 = y$
y=8