Word+Problems+with+Inequalities

Working with word problems: 1.) Identify your variable  2.) Model accordingly 3.) Solve how you would a normal inequality problem

EXAMPLES:

There are a number of marbles in the jar and when jimmy takes out four, there are at most 9 left. How many marbles are in the jar originally? X represents the original number of marbles in the jar.

x-4__<__9 1.) Add 4 to both sides

x-4+4__<__9+4 2.) Combine like terms

x__<__13





Helpful Links: · [] · http://www.youtube.com/watch?v=Z8vn2Flb0E8&feature=related In order to solve word problems with single variable inequalities, you must find a way to set up an inequality, and solve it in the normal way. Below is the series of steps it would take to come up with an equality. Once you have the inequality, just solve for your answers usually, and remember to flip your sign if you multiply / divide by a negative. media type="custom" key="7761103"