Acertain product has supply and demand functions given by p-80q=100 and p+50q=13100, respectively. what price gives market equilibrium, and how many units are demanded and supplied at this price?

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.

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.

Which of the following can be used to explain a statement in a geometric proof?