Зху – 7yz, 2xy + 2yz
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Answer:
2xy×7yz×9xz=(2×7×9)×xy×yx×xz
=126x²y²z²
Step-by-step explanation:
Answered by
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Step-by-step explanation:
3xy+2xy-7yz+2yz
5xy -5yz
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