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sladkih [1.3K]
3 years ago
12

27a+21 i need to solve thi problem help me

Mathematics
1 answer:
Anika [276]3 years ago
8 0
That's an expression, so the only thing you can do is simplify it, but that already looks simplified.
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During first semester the ratio of the number of students in art class to the number of students in gym class was 2:7. However t
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5/4 = 75/g....cross multiply because this is a proportion
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1st semester....ratio was 2:7...added = 9
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Simplify 324 please and thanks
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Answer:

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the awnser is #3

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Read 2 more answers
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