Systems+of+Equations+Pre-AP+Algebra

Unit 6 Solving Systems of Linear Equations and Inequalities


 * Wednesday, February 15th, 2012**
 * Day 1: Solving systems of linear equations by graphing**
 * Bell Buzzer: Pick up your assigned TI-Nsprie and login using the last 6-digits of your school i.d.
 * Announcements
 * Lesson: Introduction to Systems of Linear Equations
 * Homework: Finish Packets and Pg. 343 #1-4, 15, 16, 19-21, 26-28, 3

**Friday, February 17th, 2012** > 1. Find the equation of each line. > 2. Graph the Equations on the TI-Nspire. > 3. To find the point of intersection: Menu à 6 à 4 then click on one of your graphed lines and then the other. The coordinates of the intersection point will show up.
 * Day 2: Solving systems of linear equations by graphing **
 * Bell Buzzer: Two poles of height 6 meters and 24 meters are 30 meters apart. How high above the ground is the point of intersection of the lines running from the top of each pole to the foot of the other.
 * Solving a System by graphing [[file:Graphing systems.pdf]]
 * In-Class Practice
 * Homework:Pg. 343 #5-12, 29-32 (all must be on graph paper!)

>
 * Wednesday, February 22nd, 2012**
 * Day 3: Solving systems of linear equations using Substitution **
 * Bell Buzzer: Write two equations such that their system has ...
 * one solution
 * no solutions
 * infinitely many solutions


 * Announcements
 * Homework Discussion
 * Lesson: Solving a System using Substitution
 * Homework: Pg. 350 #5-16, 35-40


 * Friday, February 24th, 2012**
 * Day 4 - Obejctive: Solving Systems of Linear Equations using Elimination**
 * Bell Buzzer: Log into your ti-nspire
 * Announcements - Quiz next time
 * Homework Discusion
 * Lesson
 * TI-Nspire Activity
 * A few more examples of Elimination
 * Homework: Pg. 356 #1, 3, 9, 11, 14, 17-19

Homework: Pg. 343 #13, 14, 24 Pg. 350 #17, 18 Pg. 356 #7, 8 You must show all of your work on these problems!!!!!!!
 * Tuesday, February 28th, 2012**
 * Day 5 - TLI and quiz day**


 * Thursday, March 1st, 2012**
 * Day 6 - Objective: Solve special system of linear equations using elimination**
 * Bell Buzzer
 * Take out your homework
 * Solve the system
 * 2x+2y=6
 * 3x+4y=24
 * Homework Discussion
 * Announcements: all assignments must be turned in or lunch detention will be assigned, mid-unit test Wednesday!
 * Lesson: Elimination
 * Homework: Worksheet 7-2 circled problems only


 * Monday, March 5th, 2012**
 * Day 7 - Objective: Solve systems of linear equations**
 * Bell Buzzer:
 * Get out your homework
 * Solve these systems by Elimination, tell how many solutions, describe the graph and name the system
 * 2x - 2y = 4; 3x - 3y = 6
 * 4x + 2y = 14; 7x - 3y = -8
 * 2x - 3y = 3; 6x - 9y = 7
 * Homework Discussion
 * Announcements: Test on Wednesday
 * Lesson: Recap Systems of Linear Equations
 * Homework: Pg. 357 #23-28, 39, 47-50


 * Wednesday, March 7th, 2012**
 * Day 8 - Unit MidTest 8**

BHS Play
 * Friday, March 9th, 2012**


 * Tuesday, March 13th, 2012**
 * Day 9 - Objective: Graph Linear Inequalities**
 * Bell Buzzer: Graph the following inequalities on a number line
 * x > -2
 * x < 4
 * Announcements
 * Homework Discussion: Turn in Combining Inequalities
 * Lesson: TI-Nspire
 * Homework: Pg. 373 #1-18, 50, 51 (must be on graph paper)


 * Thursday, March 15th, 2012**
 * Day 10 - Objective: Graph Systems of Linear Inequalities**
 * Bell Buzzer: Graph the following system
 * y= 1/2 x + 2
 * y = - x + 5
 * Announcements: None!
 * Homework Discussion
 * Lesson: Solving Systems of Inequalities
 * Homework: Pg. 380 #1, 2, 4, 5, 8, 14, 49, 50


 * Monday, March 26th, 2012**
 * Day 11 (part I) - Objective: Re-cap Unit 6**
 * Bell Buzzer: Find the distance from the following points
 * 3 and -10
 * -10 and 3
 * -6 and -20
 * -20 and -6
 * Announcements: Unit 6 Test on Wednesday
 * Homework Discussion
 * Lesson: Pythagorean Theorem, Distance and Midpoint
 * Homework:
 * Review for Test - Pg. 390 #1-28 due Wednesday
 * Distance - Pg. 587 #1-14evens and Pg. 594 #1-14evens due Friday