Mathematics: A group of four co-workers surprises a friend with a trip to a local buffet restaurant. The cost per person for the five people is $12.80. The group will leave a 20% tip, and the four co-workers will split the cost of the tip evenly. How much will each co-worker contribute to the tip? No random answers please!

A group of four co-workers surprises a friend with

acornelas7128

06.04.2021

$0.64

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shayshay7874

06.04.2021

I think it will be 3.20%

Step-by-step explanation:

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sebastianapolo5

17.12.2020

-7

Step-by-step explanation:

$- 3(n + 4) = 9 \\ \\ - 3n - 12 = 9 \\ \\ - 3n = 12 + 9 \\ \\ - 3n = 21 \\ \\ n = \frac{ - 21}{3} \\ \\ n = - 7$

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