Question

draw a graph of x+y=7 and 3x-y​

Answer 1

Answer:

The given equations are

⇒x+y=7

⇒y=7−x...(1)

For eq (1)

if x=1 then y=7−1=6

if x=2 then y=7−2=5

if x=3 then y=7−3=4

Other given equation is 

⇒x−y=3

⇒y=x−3...(2)

Answer 2

Answer:

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