Question

The sum of two numbers is 15 and their difference is 7

Answer 1

Step-by-step explanation:

think, one is X.

the other will be x+7

as per question, X+X+7=15

or, 2x=8

or,X=4

the other number is X+7=4+7=11

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Answer 2

Answer:

x + y = 15

(+)x - y = 7

Let's add them....

2x + 0 = 22

or, x = 11

Then,

y = 4

Therefore, one number is 11 and the other is 4.

Step-by-step explanation:

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