Question

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−3x+3y=9

2x−7y=−14
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Answer 1

Answer:

-21x +21y = 63

6x - 21y = -42

-15 x =21

x =- 7/5

y=63-147/5//21

y =315-147/5//21

y=168/5×1/21

y=8/5

hence required answer is -7/5 and 8/5