Question

solve the following question x+y=4;x-y=2​

Answer 1

Answer:

x=2 y=2

Explanation:

cause its simple ADDITION AND SUBTRACTION

Answer 2

Answer:

x+y=4------(1)

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

Explanation:

let us assume y=4-x-----(3)

putting this Value in equation (2)

x-(4-x)=2

2x=4+2

2x=6

x=6/2

x=3

putting this Value in equation (1)

3+y=4

y=4-3

y=1

(x,y=3,1)

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