Abird has 7 eggs. if a dinosaur was to eat one egg off the bird, how many eggs would the bird have left?

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Standard deviation of 19,29,21,22,23

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0