Monthly Archives: September 2011

Algebra: Chapter 3-7, page 142. Formulas Formulas that use more than 1 letter are often called literal equation. Use the formula and solve for the desired variable by treating all other variables as if they are constants or coefficients. Constants … Continue reading →

Algebra: Chapter 3-5 and 3-6, pages 136 and 139. More on Solving Equations (3-5) Solve equations by first getting all variables on the same side of the equation. Get rid of the paranthesis too (distributive property if required). Go slow … Continue reading →

Algebra: Chapter 3-3 and 3-4, pages 125 and 130 Using the Properties Together You can solve these equations in a variety of ways. Remember the objective is to ISOLATE the variable on one side. You can add, subtract, multiply or … Continue reading →

Algebra: Chapter 3-1 and 3-2, pages 114 and 119. The Addition and Multiplication Properties of Equality (I call these 1 STEP EQUATIONS) You can add, subtract, multiply or divide the same number to both sides of an equation and get … Continue reading →

Algebra: Chapter 2 BENCHMARK! ====================================================================== Algebra 1a: Chapter 1 BENCHMARK!

Algebra: Chapter 2 Review Skills Practice 5 and 6 review, make sure you got it all down! Distribute Factor Combine Like Terms Add/Subtract/Multiply/Divide with ± numbers ====================================================================== Algebra 1a: Chapter 1 Review Skills Practice 2 and 3 review, make sure … Continue reading →

Algebra: Chapter 2 Review Quiz #4. ====================================================================== Algebra 1a: Chapter 1, Lesson 10, page 44 Reasoning Strategies – or Try, Test and Revise UNDERSTAND the Problem Develop and carry out a PLAN Find the ANSWER and CHECK Strategies look like: … Continue reading →

Algebra: Chapter 2, Lesson 9, page 98. Writing Equations Plan to write and solve an equation by: Can I use a variable to represent an unknown number? Can I represent other conditions in terms of the variable? Can I find … Continue reading →

Algebra: Chapter 2, Lesson 8, page 93. Inverse of a Sum and Simplifying The inverse of a SUM Property: For any rational numbers, `−(a+b)=−a+(−b)`. The additive inverse of a sum is the sum of the additive inverses. In other words, … Continue reading →

Algebra, Chapter 2, Lesson 7, page 89. Using the Distributive Property The distributive property of multiplication over addition and subtraction is: `a(b+c)=ab+ac` and `a(b−c)=ab−ac` You can also combine LIKE TERMS ONLY IF THE VARIABLE AND THE EXPONENT OF THE VARIABLE … Continue reading →