appropriate algebraic techniques to operate with algebraic expressions Key ideas • In algebra, only like terms can be added or subtracted. Like terms contain identical pronumeral parts. • To multiply algebraic terms, multiply numbers first and then pronumerals. • To divide algebraic terms, express the number as a fraction and
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Preview and Download !Solve each problem using an algebraic equation. 1. Twice a number is 500 more than six times the number. What is the number? 2. Three-sevenths of a number is 24. Find the number. 3. What number increased by ¼ of itself is equal to 30? 4. Find a number such that ¼ of the number is 50 less than € 2 3 of the number. 5.
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Preview and Download !Printable Math Worksheets @ www.mathworksheets4kids.com Name : Answer key Evaluate each algebraic expression for the given value of the variable. 16 ± x at x = 5 11 33 b! at b = 4 16 3n at n = 11 3 Evaluate the Expressions - Single Variable p" at p = 2 8 17 r + 4 at r = 13 5
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Preview and Download !Worksheets and tests may be duplicated for classroom use, the number not to exceed the number of students in each class. Notice of copyright must appear on all copies. ... Activity 3: Simplifying Algebraic Expressions-----8 Activity 4: Solving Linear Equations-----10 Activity 5: Solving Word Problems with Algebra Tiles-----12 ...
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Preview and Download !So an algebraic expression that represents this pattern would be: 10 − n Here we can see that: T = 2 n + 1 So an algebraic expression that represents this pattern would be: 2n + 1 p repq u i z 4:01 The angle sum of a triangle is 180°. 72 ° 54 ° θ a° b° θ worked examples 1 The sum of 8 and 12 = 8 + 12 so the sum of x and y = x + y
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Preview and Download !Worksheet 2:2. However, you may end up with an algebraic expression on one side involving other variables rather than just a number. You should attack these questions in the same way as solving equations for one variable. The following examples and exercises use some of the techniques given in sections one and two of this worksheet. Example 1 ...
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Preview and Download !For each of the following algebraic proofs, write the missing steps or reasons. Hint: watch for what changes! What does it take to turn a particular row into the next row? 9. Statements Reasons 10. Statements Reasons 1 3 (x+6)=7 Given 10t−3 (5)=8 31 (3 (x+6))=3(7) 10t−3 (5) 10 = 8 10 Substitution t−3 5= 8 10 x+6−6=21−6
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Preview and Download !Patterns and Algebra - Mrs Russell's Classroom ... 1 1
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Preview and Download !Interpreting Algebraic Expressions MATHEMATICAL GOALS This lesson unit is intended to help you assess how well students are able to translate between words, symbols, tables, and area representations of algebraic expressions. It will help you to identify and support students who have difficulty: • Recognizing the order of algebraic operations.
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