The revenue, in dollars, of a company that produces video game systems can be modeled by the expression 5x² + 2x -80. The cost, in dollars, of producing the video game systems can be modeled by 5x2 - x + 100, where x is the
number of video game systems sold. If profit is the difference between the revenue and the cost, what expression
represents the profit?

if 1,000 video game systems are sold, the company’s profit is $__

Katlyn made 4 dresses with 7 yards of fabric. how many yards did she use on 1 dress?

Demonstrate the proof of your new polynomial identity through an algebraic proof and a numerical proof in an engaging way! make it so the whole world wants to purchase your polynomial identity and can't imagine living without it! you must: label and display your new polynomial identity prove that it is true through an algebraic proof, identifying each step demonstrate that your polynomial identity works on numerical relationships create your own using the columns below. see what happens when different binomials or trinomials are combined. square one factor from column a and add it to one factor from column b to develop your own identity. column a column b (x − y) (x2 + 2xy + y2) (x + y) (x2 − 2xy + y2) (y + x) (ax + b) (y − x) (cy + d)

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?