isabellatagaban
20.04.2020 •
Mathematics
What is the sum of (2x + 9) + (5x - 7)
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Ответ:
7x+2
Step-by-step explanation:2 plus 5 is 7 and 9 plus negative 7 is 2 so the answear is 7x+2 hope this helps god bless
Ответ:
9 and 6
Step-by-step explanation: