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AfilCa [17]
2 years ago
10

What is the value of x in the equation 2x + 9 = 21? O2 06 09 O 15

Mathematics
1 answer:
Taya2010 [7]2 years ago
4 0

Answer:

the answer is 6

Step-by-step explanation:

2x + 9 = 21

2x = 21 - 9

2x = 12

x = 6

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