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Show that x=2,y=1, satisfy the linear eq...

Show that x=2,y=1, satisfy the linear equation 7x+4y=18

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Substitution x = 2,y =1 in the L.H.S of the given equation .we get
L.H.S = `7xx2+4xx1=18`=R.H.S.
`therefore` x=2 and y =1 satisfy the given linear equation .
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