Greg has decreased his running time by minute each of the last six weeks. write an expression to represent the total change in his time over the last six weeks. then, find the total change.

The equation y=mx+b is the slope-intercept form of the equation of a line. what is the equation solved for b? y-m=b y-mx=b y/mx=b y/m-x=b

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

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.