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Find the sum of (x + 9) and (3x + 7)
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4 votes
Find the sum of (x + 9) and (3x + 7)

User Lefnire
by
7.6k points

2 Answers

6 votes
(x + 9) + (3x + 7)
= 4x + 16

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User Georg Richter
by
8.4k points
3 votes
Combine the x terms since they are like terms and combine the constant terms since they are like terms.

x + 3x = 4x
9 + 7 = 16
4x + 16

Hopefully this helps and let me know if you need more help!
User Cybevnm
by
8.7k points
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