Samantha had 75 necklaces to cell by the end of the first week there was only 57 necklacesleft by the end of the second week there were only 38 necklaces left find the percent decrease in the number of necklaces by the end of the first week

Hello,

The correct answer is 18.

The percent decrease in the number of necklaces by the end of (the first week) is 18.

75 - 18 = 57

Hope this helps :)

a

step-by-step explanation:

given : the shape of his satellite can be modeled by   where x and y are modeled in inches.

now,the given equation   is a equation of parabola.

here, coefficient of x is positive, hence the parabola opens rightwards.

on comparing this equation with standard equation , we get

in standard equation, coordinates of focus=(0,m)

thus for given equation coordinates of focus=(0,1.5)

step-by-step explanation: