The pair of coincident lines in the following are?
A)x-2y=0
3x+4y=20
b)2x+3y=9
4x+6y=18
c)x+2y=4
2x+4y=12
d)x+y=8
x-y=4
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Answer:
B) 2x+3y=9
4x+6y=18
Step-by-step explanation:
A1/A2 = B1/B2= C1/C2 is coincident line.
2x+3y-9=0
4x+6y-18=0
Therefore,
1/2 = 1/2= 1/2
:::::}{}{}{}{ = The option B is the pair of equation which have COINCIDENT LINE
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