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Question


On the basis of the graph shown below which shows the graphical representation of a pair of linear equations, the pair of linear equations has _______________solution(s).


On The Basis Of The Graph Shown Below Which Shows The graph...


Options:
A .   a unique
B .   infinite
C .   four
D .   zero
Answer: Option A
:
A

If the graph of linear equations represented by the lines intersect at only one point, then the point is its only solution.
Here, the lines meet at only one point (1,-1). Therefore, the given pair of equations has a unique solution.



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