Which statement about this system of equations is true?

A.
The system has no solution.
B.
The system has a unique solution at (0,0).
C.
The system has a unique solution at (0,3).
D.
The system has infinitely many solutions.

Which statement accurately explains whether a reflection over the y axis and a 270° counterclockwise rotation would map figure acb onto itself?

Quadrilateral abcd is translated up and to the right, and then rotated about point q. which congruency statement is correct?

Ashley spent half of her lunch money on a turkey sandwich. then she spent two-thirds of the money she had left on a bottle of juice and the rest of the money on a cookie. if the cookie cost $.75, how much lunch money did ashley have to start with?