Which of the following shows an example of the identity property of 0? 1/8+1/8=1/4
22/9+(-22/9)=0
-2 1/4+4 1/2= 2 1/4
0+(-3 5/6)= -3 5/6

it costs $20 to interview each person for a survey. find the cost to obtain a +- 3% margin of error.

step-by-step explanation:

copy and paste, put it in google

no this is a nonlinear negative

answer:

c) the x-coordinate of the center of the circle increases by 3