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ser-zykov [4K]
3 years ago
5

6x+7y-4z-2x+3y-z+5x+5y+7z

Mathematics
1 answer:
storchak [24]3 years ago
4 0

Answer:

9x+15y+2z

Step-by-step explanation:

- just combine like terms

<u>6x</u>+7y-4z<u>-2x</u>+3y-z<u>+5x</u>+5y+7z

<em>9x</em><u>+7y</u>-4z<u>+3y</u>-z<u>+5y</u>+7z

<em>9x+15y</em><u>-4z-z+7z</u>

<em>9x+15y+2z</em>

<em></em>

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Answer:

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