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tankabanditka [31]
2 years ago
5

7a = 28 Is a=21 a solution? yes or no

Mathematics
1 answer:
MakcuM [25]2 years ago
3 0

Answer: not a solution

Step-by-step explanation: 7a = 7 * 21 which does not equal 28, it equals 147, 7 * 4= 28, so actually a=4

Hope this helps :)

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