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If the system of equations $a x + y = 3, x + 2 y = 3$ , $3 x + 4 y = 7$ is consistent, then the value of ‘ $a$ ’ is given by

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Correct option is A

Solvingx+2y=3,3x+4y=7Givesx=1,y=1,Substituting in ax+y=3⇒a+1=3⇒a=2

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If the system of equations ax+y=3,x+2y=3,3x+4y=7 is consistent, then the value of ‘a’ is given by

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Ready to Test Your Skills?

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If the system of equations $a x + y = 3, x + 2 y = 3$ , $3 x + 4 y = 7$ is consistent, then the value of ‘ $a$ ’ is given by