MRSTEALURTACO MRSTEALURTACO

29-08-2018
Mathematics

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Need help can someone help me with this question

Need help can someone help me with this question class=

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choixongdong choixongdong

29-08-2018

In system A, the first equation multiply by 4

8x - 4y = 12 (1st)

3x + 4y = 10 (2nd)

--------------------add

11x = 22

So answer is B.

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