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almond37 [142]
2 years ago
5

Tell which property is illustrated by the statement. 3+z=z+3

Mathematics
1 answer:
ANEK [815]2 years ago
3 0

Answer:

communitive property of addition

Step-by-step explanation:

The community property of addition states: a+b=b+a

This basically means that when you add two numbers, the order of when you add them does not occur.

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A store marks up all of their merchandise by 70%. The floor price of a scarf is $117.25.
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Answer:

  $68.97

Step-by-step explanation:

Markup is the difference between the cost of an item and the price at which it is sold:

  cost price + markup = selling price

Here, the markup is said to be 70%. The base for that percentage can be either the cost price or the selling price. The way this question is worded suggests the markup is 70% of the cost price.

So, we have ...

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or

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__

Then, to find the cost price, we can divide by its coefficient in this equation. Doing that gives ...

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The store's purchase price before the markup for this item was $68.97.

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