please answer this stepwise
(que from the topic algebra
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Answer:
x-3y-2z
5x+7y-z
-7x-2y+4z
answer is x-2y-z
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Step-by-step explanation:
-x +2y + z
solve step by step
first we can add first step and second
x-3y-2z
5x+7y- z
6x+4y-3z
Then we shall 6x+4y-3z add in -7x-2y+4z
6x+4y-3z
-7x-2y+4z
-x +2y +z
whose sign value is greater put this sign in answer
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