add in Colomun method 4xy-5yz-7xy+(-5xy)+2yz+zx++(-2xy)-3yz+3zx
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Answered by
1
Answer:
4xy−5yz−7z
–5xy+2yz+zx
–2xy−3yz+3zx
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−3xy−6yz−3zx
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Step-by-step explanation:
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Answered by
0
Answer:
-3xy-6xy-68zx
Step-by-step explanation:
4xy - 5yz - 72x
4xy - 5yz - 72x- 5xy + 2yz + zx
4xy - 5yz - 72x- 5xy + 2yz + zx- 2 xy - 3yz + 3zx
4xy - 5yz - 72x- 5xy + 2yz + zx- 2 xy - 3yz + 3zx______________
4xy - 5yz - 72x- 5xy + 2yz + zx- 2 xy - 3yz + 3zx______________-3xy-6xy-68zx
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