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F ample 12: Use elimination method to find all possible solutions of the followingpair of linear equations:2x+3y = 84x+6y = 7

Answer»

2x + 3y = 8 ....(1)

4x + 6y = 7 ....(2)

2× (1) - (2)

4x + 6y = 16

4x + 6y = 7

0 = 9 , this an absurd result so there is no solution.



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