Solve the system of equations.
y= 2x + 3
y=x+3x+3

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

Two rectangular prisms have the same volume. the area of the base of the blue prism is 418 4 1 8 square units. the area of the base of the red prism is one-half that of the blue prism. which statement is true?