Factor completely. n 4 - 1 (n2 + 1)(n - 1) (n + 1)2(n - 1)(n + 1) (n2 + 1)(n - 1)(n + 1)

Two parallel lines are crossed by a transversal. what is value of x

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?