Inequality ProjectBy: S. Kennedy & M. Driskill

What do the symbols mean?What does inequality mean?

Inequality-a. The condition of being unequal.

b. An instance of being unequal. http://www.thefreedictionary.com/inequality

Solving inequalities. http://

www.schooltube.com/video/e4662b7c66534916e484/Alg%2012.2%20Solving%20Addition%20and%20Subtraction%20Inequalities

Our Turn (:

Our turn (: 3x – 9 < 2x – 3 Draw a line. Circle your terms with variables. Subtract 2x on both sides. X-9> -3 Add nine to both sides. X>6

Our turn (: 3x – 9 > 2x – 3 -2x -2x X – 9 > x -3 +9 +9 x > 6

How does it apply in real life? Cost of purchases ≤ Amount of money

in my pocket or Cost of purchases > Amount of money

in my pocket

You need at least 140 mg of vitamin A and at least 145 mg of vitamin B. A scoop of X food gives you 35mg of vit A and 30mg of vit B. A scoop of Y food gives you 30mg of vit A and 40mg of vit B. X food costs 8 dollars, but Y food costs 10 dollars. What is the minimum cost in order to attain all the essential vitamins. a >= 140 a = 35x + 30y 35x + 30y >= 140 and b >= 145 b = 30x + 40y 30x + 40y >= 145 x >= 0 y >= 0

Citation http://

www.algebra.com/algebra/homework/Inequalities/Inequalities.faq.question.101206.html

http://www.thefreedictionary.com/inequality

http://www.schooltube.com/video/e4662b7c66534916e484/Alg%2012.2%20Solving%20Addition%20and%20Subtraction%20Inequalities

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