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natka813 [3]
3 years ago
9

Ms gartland bought x numbers of shirts for the new members if her chorus. the cost for x numbers of shirts, including $3.99 ship

ping, was $77.49. each shirt cost $12.25. there was no sales tax on this purchase. which equation could be used to find x?
Mathematics
2 answers:
Anettt [7]3 years ago
7 0

Answer:

12.25x+3.99=77.49

Step-by-step explanation:

We are given that the cost of each shirt = $12.25

It is given that she bought total 'x' shirts, each of cost $12,25.

So, the cost of 'x' shirts is 12.25x dollars

Also, there is a shipping charge of $3.99

So, the total cost of 'x' shirts is 12.25x+3.99

Since, the shirts cost her total $77.49.

We have the equation,

12.25x+3.99=77.49

g100num [7]3 years ago
6 0
77.49 - 3.99 = 12.25 * x

73.5 = 12.25x
(Divide both sides by 12.25)
6 = x
So, she bought six shirts.

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3 years ago
There is a 15% it will rain on both Saturday and Sunday. There is a 60% chance of rain on Saturday. What is the chance of
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Answer:

25%

Step-by-step explanation:

This question is about conditional probability. Let's say that the probability of raining on Saturday is X=true and the probability of raining on Sunday is Y=true. There is a 15% it will rain on both Saturday and Sunday, to put into the equation it will be:

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3 years ago
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