7x-6y=9;5x+2y=19 by elimination
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Answer:
अराजक; विहीन; कानून की अवमानना करने वाला; विधिहीन; स्वेच्छाचारी;༄ᶦᶰᵈ᭄✿Gᴀᴍᴇʀ࿐༄ᶦᶰᵈ᭄✿Gᴀᴍᴇʀ࿐༄ᶦᶰᵈ᭄✿Gᴀᴍᴇʀ࿐
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Answer:
x = 3
Step-by-step explanation:
7x -6y = 9 ..........1
5x + 2y = 19 .......2
2(7x - 6y ) = 9
14x - 12y = 18 ......3
6( 5x + 2y ) = 19
30x + 12y = 114.......4
30x + 12y - 14x -12y = 114 +18
44x =132
x = 132 / 44
x= 3
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