In rectangle ABCD, the diagonals intersect at point
E. Find the value of y if
BE = 3x + 1, ED = x + 7
and EC = 5y.

Write the converse of the following statement: if the trees have no leaves, then it is fall. if the trees have no leaves, then it is fall. the trees have no leaves, therefore it is fall. it is fall since the trees have no leaves. if it is fall, then the trees have no leaves.

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?

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?