Question

The graph of pair of equations x + y = 7 and 3x + 3y = 21 is _______.
Are parallel lines c. intersect in one point
Are the same lines d. intersect in two points​

Answer 1

Answer:

X+y=7. :------(I)

3(X+y)=21

X+y=7. :--------(ii)

(I)to (ii)

X+y=7

X+y=7

X=0,y=0Answer

origin point

(0,0)

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation: