Math, asked by akaaadf35, 1 year ago

solve the following pairs of equation by method of elimination 2 X + 5 Y = 7, 4 x + 10 Y = 12

Answers

Answered by kishanswaroopya
2
2X + 5Y = 7 ...(1)
4X + 10Y = 12 .... (2)
Equate both equation in any one of the variables. We will equate X by multipling (1) by 2
4X + 10Y = 14 ... (1'')
4X + 10Y = 12 ... (2)

BY seeing this two equation it is in the terms as a1/a2 = b1/b2 which has parallel. Means it does not have any solution.
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