Find the solution of this system of equations.
separate the x- and y-values with a comma.
x= 0 + y
3x + 12y= 15

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

Polygon hh is a scaled copy of polygon gg using a scale factor of 1/4. polygon h's area is what fraction of polygon g's area?