which pair of the following 4 pairs of e...

which pair of the following 4 pairs of equation can not be solved ?

A

x+5y = 7, 2x+10y = 18

B

x+4y = 14 , 7x-3y = 5

C

7x+8y = 22, 6x+5y = 17

D

2x+3y = 5, 5x+6y = 12

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The correct Answer is:

A

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