5x + 2y = 7 10x + 4y = 14

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asked Dec 15, 2017 123k views

2 Answers

Mohamed Anser Ali · Answer 1 · 2017-12-19T18:52:48+0000

look at them 5x+2y=7
10x+4y=14

divide second euqtion by 2
5x+2y=7
5x+2y=7
they are same

the solution is any oint on the line 5x+2y=7
some points are
(1,1)
(0,3.5)
(1.4,0)
etc
infinitely many

5x + 2y = 7 10x + 4y = 14

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