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horrorfan [7]
3 years ago
8

Show by direct proof the sum of two odd integers is an even integer.

Mathematics
1 answer:
DochEvi [55]3 years ago
4 0
I believe this is right, please correct me if not!

Good luck!

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A paintball court charges an initial entrance fee plus a fixed price per ball.
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Answer : The cost of 10 balls will be, 13.5 dollars

Step-by-step explanation :

As we are given the following expression:

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where,

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n = number of balls used

Given:

n = number of balls used = 10

Now we have to determine the cost of 10 balls.

P=0.80\times n+5.50

P=0.80\times (10)+5.50

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P=13.5\$

Thus, the cost of 10 balls will be, 13.5 dollars

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2 years ago
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