Mom paints her fingernails on both hands first she paints 2 red then she paints the rest pink how many fingernails are pink

The pink fingernail are defined by the expression x-2 where x is the total number of fingers in both hand. For general case the number of nails with pink nail paint is 8.

Explanation:

Let the total number of fingers in both hands be x.

Since she paints 2 nails by red nail paint, therefore the number of remaining nails is x-2.

She paints pink nail paint on remaining nails, so the total number of pink nails is defined by the expression x-2.

In general case the total number of fingers in both hands is 10, therefore the number of nails with pink nail paint is .

correct answer:

b.(19,-2)

the answer is b.

64

step-by-step explanation:

c=2πr=2·π·8≈64