1. Algebra 2
Week #1A
Section 3

2. Warbler on a cherry tree branch

3. Week #1A Section 2 Homework Answers
Classwork: Why should you look out for a pig that knows karate?
It might give you a pork chop.
Homework:
Extra Credit: x2 and 2 times x aren’t the same except for one number – which is it?
and 2(2) both equal 4.

4. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = ______
2. 6 ● 5 – 6 ÷ 3 = ______
3. 5 ● 22 = _______
4. (5 ● 2)2 = _______
● 12 – 52 ● 2 = ________
÷ 3 – 14 = _______

5. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = 10
2. 6 ● 5 – 6 ÷ 3 = ______
3. 5 ● 22 = _______
4. (5 ● 2)2 = _______
● 12 – 52 ● 2 = ________
÷ 3 – 14 = _______

6. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = 10
2. 6 ● 5 – 6 ÷ 3 = 28
3. 5 ● 22 = _______
4. (5 ● 2)2 = _______
● 12 – 52 ● 2 = ________
÷ 3 – 14 = _______

7. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = 10
2. 6 ● 5 – 6 ÷ 3 = 28
3. 5 ● 22 = 20
4. (5 ● 2)2 = _______
● 12 – 52 ● 2 = ________
÷ 3 – 14 = _______

8. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = 10
2. 6 ● 5 – 6 ÷ 3 = 28
3. 5 ● 22 = 20
4. (5 ● 2)2 = 100
● 12 – 52 ● 2 = ________
÷ 3 – 14 = _______

9. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = 10
2. 6 ● 5 – 6 ÷ 3 = 28
3. 5 ● 22 = 20
4. (5 ● 2)2 = 100
● 12 – 52 ● 2 = - 12
÷ 3 – 14 = _______

10. Week #1A – Section 3 GOAL: To review how to solve a one variable equation. CA STANDARD (leading to) 1.0: Students will be able to solve equations and inequalities involving absolute value.
WARMUP QUESTIONS
Using the rules of PEMDAS, evaluate these:
÷ 2 = 10
2. 6 ● 5 – 6 ÷ 3 = 28
3. 5 ● 22 = 20
4. (5 ● 2)2 = 100
● 12 – 52 ● 2 = - 12
÷ 3 – 14 = 13

11. Week #1A Section #3 Notes Solving a One Variable Equation Vocabulary
Any algebraic expression with a = in it. 
Terms -
Opposite operation -

12. Week #1A Section #3 Notes Solving a One Variable Equation Vocabulary
Any algebraic expression with a = in it. 
Terms -
The parts of an equation separated by a + or a – sign.
Opposite operation -

13. Week #1A Section #3 Notes Solving a One Variable Equation Vocabulary
Any algebraic expression with a = in it. 
Terms -
The parts of an equation separated by a + or a – sign.
Opposite operation -
An operation that undoes another one.

14. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
1. WHAT are the opposite operations?
1. Addition and subtraction
2. Multiplication and division
3. Powers and roots (like squares and square roots)

15. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
2. WHEN do you use opposite operations?
When you are moving a term from one side of the = sign to the other.
3. WHEN do you NOT use opposite operations?

16. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
2. WHEN do you use opposite operations?
When you are moving a term from one side of the = sign to the other.
3. WHEN do you NOT use opposite operations?
When you are collecting 2 terms on the same side of the = sign.

17. You just have to keep it all in balance.

18. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
4. WHAT are the four steps to solving any one variable equation?
1. On each side of the = sign, take care of any distribution or collection.

19. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
4. WHAT are the four steps to solving any one variable equation?
1. On each side of the = sign, take care of any distribution or collection.
2. Move the smaller variable.

20. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
4. WHAT are the four steps to solving any one variable equation?
1. On each side of the = sign, take care of any distribution or collection.
2. Move the smaller variable.
3. Move the number on the same side as the variable.

21. Week #1A Section #3 Notes. Solving a One Variable Equation
Week #1A Section #3 Notes Solving a One Variable Equation The Questions
4. WHAT are the four steps to solving any one variable equation?
1. On each side of the = sign, take care of any distribution or collection.
2. Move the smaller variable.
3. Move the number on the same side as the variable.
4. Divide, if you need to.