Question

the sum of two number is 40 and their difference is 26. Find the number​

Answer 1

Answer:

let

x and y are numbers then

x+y=40---equation1

x-y=26---equation2

______{add both equations}

2x=14

x=7

substitute x=7 in equation 1

7+y=40

y=33

substitute x=7 in equation 2

7-y=26

y=33

Answer 2

Answer:

your answer in image

Step-by-step explanation:

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