Question

using substitution method ​

Answer 1

Answer is in the attachment....!!

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Answer 2

1) x+y=14 (Eq 1)

X-y=4

X=4+y (Eq2)

Substituting value of X in equation 1,

4+y+y=14

2y=10

Y=5

Putting value of y in equation 2,

X=4+5

X=9

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