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Nina [5.8K]
3 years ago
5

Evaluate 2r +1 if r=3

Mathematics
1 answer:
Evgesh-ka [11]3 years ago
6 0

Answer:

7

Step-by-step explanation:

So, substitute in your 4 for r, 2(3) + 1. Multiply 2 and 3 to get 6 and then add a to get 7. I hope this helps :)

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On average, a person spends $240 every 3 months on their cellphone bill . What would the price for 1 month. How much would this
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          Answer:

$960

Step-by-step explanation:

price of one month = total expense/ number  of month

= 240/3= $80

therefore persons annual expenses = 80*12= $960

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