Afigure has a vertex at (-1, -3). if the figure has line symmetry about the y-axis, what are the coordinates of another vertex of the figure?

a) (-3, -1)

b) (3, 1)

c) (1, -3)

d) (-1, 3)

If the measure of xyz is 81 what is the measure of yz

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

X+ y = 5 ; x - y =3 solve using linear combination