1. Homework Corrections
Lesson 9.01 Worksheet
all

2. Calendar
Monday
Tuesday
Wednesday
Thursday
Friday
9.01
9.02
9.03
PTC 4-7
Parent Teacher Conference
No School
9.04
9.05
9.06a
9.06b
9.07
Quiz,
9.08a
9.08b
9.09a
9.09b
9.010

3. Homework Lesson 9.02 Worksheet all Class Rules!!!
No getting up without asking
2. No talking until activities
3. Take Notes!
DO ALL EXAMPLES
Raise your hand

4. Solving One-Step Equations by Adding or Subtracting
Lesson 9.02

5. Objectives
I can state and understand the three key ideas for solving algebraic equations
I can state and understand the four steps of solving simple algebraic equations
I can solve one-step equations by adding or subtracting

6. Note!!!
Left hand side
Right hand side
LHS
RHS

7. Note!!!
An algebraic equation is an equation with at least one variable.

8. Algebra
Three Key Ideas

9. Key Ideas
Given any Algebraic equation, to find the solution, get the variable by itself. 1

10. Key Ideas
Whatever you do to one side, do to the other side 2

11. Investigate
2. Whatever you do to one side, do to the other side

12. Investigate
2. Whatever you do to one side, do to the other side

13. Investigate
2. Whatever you do to one side, do to the other side

14. But…

15. Investigate
2. Whatever you do to one side, do to the other side

16. Key Ideas
Given any Algebraic equation, to find the solution, get the variable by itself.
2. Whatever you do to one side, do to the other side

17. Key Ideas
Inverse operations undo each other, they “get rid of” parts of the equation. To get rid of something, do the inverse. 3

18. What are Inverse Operations
The inverse of addition is subtraction
The inverse of subtraction is addition
The inverse of multiplication is division
The inverse of division is multiplication

19. Key Ideas
Given any Algebraic equation, to find the solution, get the variable by itself.
2. Whatever you do to one side, do to the other side
3. Inverse operations undo each other, they “get rid of” parts of the equation. To get rid of something, do the inverse.

20. Review
I can state and understand the three key ideas for solving algebraic equations
I can state and understand the four steps of solving simple algebraic equations
I can solve one-step equations by adding or subtracting

21. Main Goal
Given any Algebraic equation, to find the solution, get the variable by itself.

22. Steps Solving Algebraic Equations
Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

23. Review
I can state and understand the three key ideas for solving algebraic equations
I can state and understand the four steps of solving simple algebraic equations
I can solve one-step equations by adding or subtracting

24. Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

25. Check Step

26. Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

27. Note!!!
Do the steps!!!
This is where we are going!!!

28. Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

29. Solve each equation
On one of them do a check step

30. Check step Is the variable by itself What’s attached to the variable
How is it attached
Do the inverse
Check step

31. Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

32. Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

33. Is the variable by itself
What’s attached to the variable
How is it attached
Do the inverse

34. Solve each equation
On one of them do a check step

35. Solve each equation
On one of them do a check step

36. Note!!!
Do the steps!!!
This is where we are going!!!

37. Review
I can state and understand the three key ideas for solving algebraic equations
I can state and understand the four steps of solving simple algebraic equations
I can solve one-step equations by adding or subtracting

38. Lesson 9.02 Worksheet all Homework End of Class Rules!!!
1. Clean Up your Area
Wait in your chairs
3. I dismiss not the bell
4. Push in your chairs
5. Keep it to a low roar