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# Monthly Archives: February 2011

## Day 113 and 114 – February 24, 25

Algebra 1a: 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. … Continue reading

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## Day 111 and 112 – February 22, 23

Algebra 1a: 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 … Continue reading

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## Day 109 and 110 – February 16, 17

Algebra 1a: Chapter 7 Review for Benchmark #5 Test Tomorrow Algebra Benchmark #5 Review was worked on in class on Wednesday and Thursday. These problems are just EXACTLY the same as on the Benchmark, with just SLIGHTLY different numbers. Make … Continue reading

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## Day 107 and 108 – February 14, 15

Algebra 1a: Chapter 7, Lesson 10, page 344. Reasoning Strategies You can use the following strategies on the reasoning strategy problems in Chapter 7-10. Draw a diagram Make an organized list Look for a pattern Try, test and revise Use … Continue reading

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## Day 103 thru 106 – February 7, 8, 9, 10

Algebra 1a: 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 … Continue reading

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## Day 100 thru 102 – February 2, 3, 4

Algebra 1a: Chapter 7, Lesson 6, page 328. Finding an Equation of a Line There are 2 ways that we can find an equation of a line. However, we need to have at least 2 points `(x,y)` or 1 point … Continue reading

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