Why Lesson Planet?
Texas Instruments and Glencoe/McGraw-Hill have put together a full instructional activity to help you instruct your math class. Using the textbook, a TI-83 calculator, and attached the PDF learners will solve systems of equations and state decimal solutions to the nearest hundredth. They determine the intersection of the two linear equations to be the solution to the system. All downloadable materials are located on the right side of this link.