Question

The sum of two numbers is 17 and their diffrence is 1

Answer 1

Answer:

let x and y be two numbers

x+y=17 -------(1)

x-y=1----------(2)

add both equation

2x=18

x=9

9+y=17

y=8

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Answer 2

Answer:

let one number be x and another be y

then according to question

x+y=17......... eq. 1

x-y=1.......... eq. 2

adding both eq. 1 and eq. 2 we get

2x= 18

therefore x= 9

putting x=9 in eq. 1 we get

9+y=17

therefore y=17-9

y=8