Category Archives: Algebra 1a

Algebra: Chapter 3, Benchmark #3 No homework! ====================================================================== Algebra 1a: 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 … Continue reading →

Algebra: Chapter 3 Review Make sure that your notes are up-to-date. Remember too, the steps to SOLVING 2-STEP EQUATIONS: Multiply both sides to clear fractions or decimals, if necessary. Collect like terms on each side, if necessary. Use the addition … Continue reading →

Algebra: Chapter 3 Review Skills Practice 8 and 9, pages 16 and 17. Make sure that your notes are up-to-date. Bring your problems worked out and your questions for the Chapter 3 review. These type of questions will appear on … Continue reading →

Algebra: Chapter 3, Lesson 10, page 152 and Chapter 3, Lesson 11, page 158. More Expressions and Equations Remember, the sum of an integer and the next integer can be represented by `x` and `(x+1)` or `x+(x+1)` or `2x+1`. The … Continue reading →

Algebra: Chapter 3, Lesson 9, page 148. Proportions A ratio of 2 quantities is a comparison, often expressed as a fraction. An equation that states that 2 ratios are equal is called a proportion. I prefer to just criss-cross, or … Continue reading →

Algebra: Chapter 3, Lesson 8, page 145. Solving Equations Involving Absolute Value The absolute value of a number, `|x|` is its distance from zero on the number line. Remember that the absolute value is always positive. Treat absolute value equations … Continue reading →

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 →