Math, asked by shurutkriti, 10 months ago

If 2x - 4y + 9z = 28, 7x + 3y – 5z = 3 and 9x + 10y -
11z = 4, then find (x + y + z)2.

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Answered by kanak2506

0

Answer:

ans is 42......

plz mark me as brainlest

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