Question

x + y = 7
x - y = 3​

Answer 1

Heya

Refer to the attachment below

When y =2,

Put the value of y in (x+y=7)

Answer is :x=5

Answer 2

Hey Ma8 ,

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given

equation 1 => X + Y = 7
equation 2 => X - Y = 3

By elimination method :-

X - Y = 7
X + Y = 3
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2X + 0 = 10

=> X = 10/2 = 5

from equation ( 2 )

=> Y = 7 - 5 = 2

hence ,

X = 5 and Y = 2


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