Add the following:
(i)
x - 3y - 2z
5x + 7y - z
-7x - 2y + 4z
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2
hey mate here is your answer
x - 3y - 2z + 5x + 7y - z -7x - 2y + 4z
= -x + 2y + z
hope it may help you
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Answered by
6
HERE IS YR CORRECT ANSWER
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