Mathematics, 08.10.2019 21:00, nockturnal1993
Antonio has a total of 55 marbles. he has 15 green marbles and 12 red marbles. the rest of the marbles are blue. how many blue marbles does he have?
a student solves this problem by writing an equation. which strategy could check the student’s answer?
Answers: 2
Antonio has a total of 55 marbles. he has 15 green marbles and 12 red marbles. the rest of the marbl...
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