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german
4 years ago
8

Please explain how to do unit conversion, for example a rectangle has a width of 12cm and a length of 5cm and you're solving for

the area obviously, it would be 60cm but in the answer key for this question, it has it as 60mm squared. please explain! i'd also like to know when you square and cubed! :)
Mathematics
1 answer:
nignag [31]4 years ago
5 0

6 CM would make it 60mm because you would do length timeth width

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Answer:

The expression is \frac{m}{2} -10=m .

Step-by-step explanation:

Given:

The number of stamps in Kelly's stamp collection is 10 less than half the number of stamps in Marks collection.

Let m represent the number of stamps in marks collection.

Now, to write an expression show the number of stamps in Kelly's collection.

Let m represent the number of stamps in Marks collection.

And the number of stamps collection of Kellys be \frac{m}{2} -10

Now, to write an expression:

According to question:

m=\frac{m}{2} -10

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Therefore, the expression is \frac{m}{2} -10=m .

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3 years ago
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Step-by-step explanation:

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3 years ago
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Mars2501 [29]
10.

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11.

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Answer:

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Step-by-step explanation:

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