Question

draw graphically x-y
1) in one variable
2(in two variable​

Answer 1

Answer:

Answer

x+y=4

x=4−y

If y=1

x=4−1

x=3

If y=2

x=4−2

x=2

If y=3

x=4−3

Step-by-step explanation:

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Answer 2

it's the 2nd one

because x and y are two different variables