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riadik2000 [5.3K]

3 years ago

14

Cann someone please help mee

2 answers:

tensa zangetsu [6.8K]3 years ago

8 0

First you find what is 7% of 39.99 by multiplying 39.99•0.07

39.99•0.07= 2.7993

Now because you are being taxed (MORE money) you add that amount to the original cost

2.7993+39.99=42. 7893

You are probably going to need to round it but I’ll leave it like that bc I don’t know if u need to round it to its nearest tenth, hundredth :)

xxMikexx [17]3 years ago

4 0

Answer:

this is the answer

Step-by-step explanation:

42.7893

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3,471 into scientific notation

anzhelika [568]

Answer:

3.471 x 10^3

hope i helped

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