HELP! The figure represents the speed × time graph of the rectilinear movement of a piece of furniture.
a) What is the total displacement of this piece of furniture?
b) Sketch the corresponding position × time graph, assuming that the furniture started from the origin.

(Show all calculations and or reasoning used).

Let w=23 . what is the value of w + 45 ?

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.

Solving systems of linear equations: tables represent two linear functions in a systemöwhat is the solution to this system? 0 (10)0 (1.6)0 18,26)0 18-22)