please solve
you will be marked as brainlist
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Step-by-step explanation:
1) 5x - 2y +8z
- 2x - 4y +3z
-x +6y - z
+____________
2x - 0y +10z
2) 6xy - 2yz +3cz
- 11xy +6yz - cz
- 2xy - 3yz +10cz
+_____________
-7xy + yz +12cz
Answered by
1
Answer:
1.
5x - 2y + 8z + 3z - 4y - 2x + 6y - z - x
5x - 2x - x - 2y - 4y + 6y + 8z + 3z - z
= 2x + 12z
2.
6xy - 2yz + 3z + 6yz - 11xy - z + 10z - 2xy - 3yz
6xy - 11xy - 2xy - 2yz + 6yz - 3yz + 3z - z + 10z
= - 7xy + 5yz + 12z
Step-by-step explanation:
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