Category Archives: Algebra 1a

Algebra 1: Chapter 1 Review Thursday, EVEN problems for classwork and ODD problems for homework. Make sure your notes are ready for tomorrow’s Chapter 1 BENCHMARK TEST! Bring your calculator!! ====================================================================== Algebra 1a: Chapter 1, Lesson 6, page 29. Writing … Continue reading →

Algebra: 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: Draw a diagram Make an Organized list Look … Continue reading →

Algebra: Chapter 1, Lesson 9, page 40. Using Formulas A formula is an equation that shows a relationship between 2 or more variables. The formula for the area of a rectangle is `a = l⋅w`. Given the length and width … Continue reading →

Algebra 1: Chapter 1, Lesson 9, page 40 (we did lesson 9 instead of 8). Using Formulas A formula is an equation that shows a relationship between 2 or more variables. The formula for the area of a rectangle is: … Continue reading →

Algebra 1: Chapter 1, Lesson 7, page 33. Solving Equations, An Introduction An EQUATION is a mathematical sentence that uses the equal sign `=` to state that 2 expressions represent the same number or are equivalent. An equation that contains … Continue reading →

Algebra 1: Chapter 1, Lesson 6, page 29. Writing Expressions “Many problems can be solved by translating data given with words into algebraic expressions. To do this, you must know which phrases suggest each of the operations (addition, subtraction, multiplication … Continue reading →

Algebra 1: Chapter 1, Lesson 5, page 24. Distributive Property of Mutiplication over Addition The distributive property of mulitplication over addition is written as `a(b+c)=ab+ac`. For example: `3(x+2)=3x+6` The opposite of distribution is factoring where we go backward. For example: … Continue reading →

Algebra 1: Chapter 1, Lesson 4, page 19. The Associative Property QUIZ #1 ON TUESDAY, MAKE SURE THAT YOUR NOTES AND CALCULATOR ARE WITH YOU! IT IS WORTH 100 POINTS! We discussed the use of the Associative property by re-grouping … Continue reading →

Algebra 1: Chapter 1, Lesson 3, page 15. Exponential Notation A product in which the factors are the same is called a power. We can write `2⋅2⋅2⋅2` as `2^4`. The number 4 is called the exponent and the 2 is … Continue reading →

Algebra: Chapter 1, Lesson 2, page 9. The Commutative and Identity Properties Commutative property is only for addition and multiplication. `x+5=5+x` `5*y=y*5` Remember the identify properties of addition (0) and multiplication (1). Anything to the 1st power is the number … Continue reading →