Q. 3 C3.5( 4 Votes )

Let us solve the following simultaneous equations by the method of comparison and check whether the solutions satisfy the equations.




Answer :

………[1]

………[2]


by eq. [1]



taking L.C.M


3x + 2y = 6


………[3]


by eq. [2]



2x + 3y = 6


………[4]


on comparing eq. [3] and eq. [4]



12 – 4y = 18 – 9y


5y = 6


………[5]


by using eq. [5] in eq. [3]




………[6]


by eq. [5] and [6]



verifying the result by eq. [1]



L.H.S






verifying the result by eq. [2]



L.H.S





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