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3 years ago

13

5a - 9 + a = 9

1 answer:

wolverine [178]3 years ago

8 0

Answer:

Step-by-step explanation:

5a - 9 + a = 9

6a - 9 = 9

6a = 9 + 9

6a = 18

a = 18/6

a = 3 <=====

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