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dmitriy555 [2]
4 years ago
11

you talk on the phone y minutes on a day x of every month according to the equation y=2x+1. The cellphone company claims you tal

ked 12 minutes on the phone on the fourth day of the month. Are they right?
Mathematics
1 answer:
Mademuasel [1]4 years ago
4 0
No they are not , y= 2(4)+1 is 9 not 12
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