8th gr

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Algebraic Equations Eighth grade

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Page 1: 8th Gr

Algebraic EquationsAlgebraic EquationsEighth gradeEighth grade

Page 2: 8th Gr

StandardsStandards

Students will perform algebraic procedures accurately.

Students will represent and analyze algebraically a wide variety of problem solving situations.

Students will perform algebraic procedures accurately.

Students will represent and analyze algebraically a wide variety of problem solving situations.

Page 3: 8th Gr

True or FalseTrue or False y+11=11y 3x + 1x= 4x 4x + 5x= 9 3a(2a)= 6(a2) 7b(b)= 8b

y+11=11y 3x + 1x= 4x 4x + 5x= 9 3a(2a)= 6(a2) 7b(b)= 8b

Think and Discuss!

Page 4: 8th Gr

Algebraic equationsAlgebraic equations

Y+11= 11y Y+11= 11y 3x+1x= 4x 4x+5x= 9

3a(2a)=6(a2)

7b(b)= 8b

Develop and Understand

Page 5: 8th Gr

Creating an EquationCreating an Equation Pick a number 5 Represent it with a variable x Choose one or two operations Multiply by 3 Add 19 Determine what it equals Write equation

Pick a number 5 Represent it with a variable x Choose one or two operations Multiply by 3 Add 19 Determine what it equals Write equation

Page 6: 8th Gr

Guess My NumberGuess My Number

All About Me!

3X+19=34 (9x-2x)-12=2 X/5=27 (7g+ 9g)/2 =64

All About Me!

3X+19=34 (9x-2x)-12=2 X/5=27 (7g+ 9g)/2 =64

PRACTICE AND APPLY

Page 7: 8th Gr

BacktrackingBacktracking

5 15

3x + 19 = 34

Page 8: 8th Gr

Partner ActivityPartner Activity

Create at least 3 algebraic equations for a partner to solve.

Solve your partners equation(s). Work with your partner to create word problems for at least two of your equations.

Create at least 3 algebraic equations for a partner to solve.

Solve your partners equation(s). Work with your partner to create word problems for at least two of your equations.

Connect and Extend!

Page 9: 8th Gr

Share and SummarizeShare and Summarize Cell phone bars

Dear Dr. Math, I’m stuck on this one problem in my homework assignment. Please help!

Explain how I would answer this question.

Sincerely, Algebraically Challenged

Cell phone bars

Dear Dr. Math, I’m stuck on this one problem in my homework assignment. Please help!

Explain how I would answer this question.

Sincerely, Algebraically Challenged