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Mathematics, 12.05.2021 18:00 dion27

Geraldo has 3 fewer marbles than Yan Together, they have 21 marbles which equation represents this situation?
21, where is the number of marbles Yan has
*+ * - $) = 21, where is the number of marbles Geraldo has
*+ (8-2) = 21, where is the number of marbles Geraldo has
*+ * -3) = 21, where a is the number of marbles Yan has

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Geraldo has 3 fewer marbles than Yan Together, they have 21 marbles which equation represents this...
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