9x+9y+9 and 7x+7x+7
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Answered by
0
Answer:
what is the question
Step-by-step explanation:
thank you
Answered by
2
Answer:
23x + 9y + 16
Step-by-step explanation:
9x + 9y + 9 + 7x + 7x + 7
= 9x + 7x + 7x + 9y + 9 + 7
= 23x + 9y + 16
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