Luke says you can always add and you can always multiply to join groups. is he correct? explain why or why not.

Complete the equation of the line through (−10,3) and (−8,−8). use exact numbers.

Factor x2 – 8x + 15. which pair of numbers has a product of ac and a sum of what is the factored form of the

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.