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Elina [12.6K]
3 years ago
11

Please to this step by step with answer

Mathematics
1 answer:
qwelly [4]3 years ago
4 0
First you would have to multiply 12 times 5 (60) then multiply 7 times 18 (126) you subtract both [ 126 - 60] = (66) that would be your final answer. They both need to have worked 66 minutes to have the same number of boxes.
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