Monthly Archives: November 2009

Algebra: Chapter 8, Lesson 4, page 373. Using systems of equations Steps to solve systems of equations can be: Graph the equations Substitution of one variable in terms of the other Adding or subtracting the 2 equations Before you start … Continue reading →

Algebra: Chapter 8, Lesson 3, page 367. Addition and Subtraction for 2 linear equations. You can add 2 (or subtract) linear equations together so that one of the variables cancels out. An example would be: `3x – y = 9` … Continue reading →

Algebra: Chapter 8, Lesson 2, page 362. Substitution Method You can solve 2 equations by solving 1 equation for 1 variable and then substituting that equivalent expression in the other linear equation. By doing this, you eliminate one variable. Solve … Continue reading →

Algebra: Chapter 8, Lesson 1, page 358. Solving Systems of Equations by Graphing A set of equations for which a common solution is sought is called a SYSTEM OF EQUATIONS. A solution of a system of 2 equations in 2 … Continue reading →

Algebra:  Algebra Benchmark #2 We finished TODAY! ¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ … Continue reading →

Algebra:  Algebra Benchmark #2 TODAY and TOMORROW! ¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ … Continue reading →

Algebra: Review for Algebra Benchmark #2 Algebra Benchmark #2 study guide is almost an exact version of the Benchmark that we will see tomorrow. Make sure that your notes are UP-TO-DATE! ¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ ¤ ¦¦ … Continue reading →

Algebra: Chapter 7 Review for Algebra Benchmark #2 Algebra Punchline to Algebra 7.18 was started in class, we’ll talk about it tomorrow. The end of the Chapter Review is a good overview and practice of the entire chapter. Remember, to … Continue reading →

Algebra: Chapter 7, Lesson 8, page 338 Parallel and Perpendicular Lines See yesterday’s notes from MrE. Here is a link from purplemath too with more explanation and examples. Two of tonight’s homework problems solved by MrE are here! Just click … Continue reading →

Algebra: Chapter 7, Lesson 8, page 338 Parallel and Perpendicular Lines Parallel lines by definition have the same slope. So, for the equation of 2 lines, all we have to do is figure out what the slope is of them … Continue reading →