






Your friend’s mountain bike cost $245 more
than his skateboard. His mountain bike cost
$290. How much did your ...


Adding and Subtracting Integers



Properties of addition



Multiplying and Dividing Integers



Solving one-step e...


Discuss…
◦ What is the goal when solving equations?
◦ What are the steps to solve this problem?
◦ What allows me to do ...


Students will learn to…
◦ Solve one-step equations with multiplication and
division.


Integer Operations Assessment
◦ Thursday
◦ Friday


Inverse operation



Isolate the variable



Multiplication Property of Equality
◦ If you multiply each side of an eq...


4x = 32

Goal: Isolate the
variable
Question: How can I
get the variable by
itself?

Think… What is the inverse operati...


4x = 32
4
4
x=8

Goal: Isolate the
variable
Question: How can I
get the variable by
itself?

Think… What is the inverse...


10x = 150

How did you get your answer?
Describe what you were thinking...
What was difficult about that concept?


10x = 150
10
10
x = 15

How did you get your answer?
Describe what you were thinking...
What was difficult about that c...
Goal: Isolate the
variable



Question: How can
get the variable by
itself?

How did you get your answer?
Describe what y...
Goal: Isolate the
variable



Question: How can
get the variable by
itself?

How did you get your answer?
Describe what y...
Goal: Isolate the
variable
Multiply both sides by
3



How did you get your answer?
Describe what you were thinking...
Wh...


Can you solve one-step equations w/
multiplication and division????


pg. 356 #3-6, 24, 26

Solve one-step
equations w/

multiplication
and division.


http://lcmath7.blogspot.com/



Click on exit ticket


A number multiplied by three is 27.



A number divided by eight is two.



A number tripled and increased by ten is ...






Adding and subtracting Integers
Multiplying and dividing Integers
Properties of Addition
Properties of Multipli...


Students will learn to…
◦ Solve 2-step equations.


Discuss…
◦ What operations are involved in this problem?
◦ How many terms?
◦ In order of operations, what do we do firs...
Without guess and check,
what steps are used to solve
this equation?

Goal: Isolate the
variable
Question: How
can I get t...


Order of Operations – backwards
◦ 1) Combine like terms
◦ 2) Undo addition or subtraction
◦ 3) Undo multiplication or d...


Simplify by combining like terms
◦ 5x + 12 + (-9) = 8
◦ 5x + 3 = 8



Undo addition or subtraction
◦ 5x + 3 = 8
◦
- 3 ...


Simplify by combining like terms
◦ 2x + x + 10 = 25
◦ 3x + 10 = 25



Undo addition or subtraction
◦ 3x + 10 = 25
◦
- ...


Solving equations with multiplication and division   web
Solving equations with multiplication and division   web
Solving equations with multiplication and division   web
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Solving equations with multiplication and division web

  1. 1.     Your friend’s mountain bike cost $245 more than his skateboard. His mountain bike cost $290. How much did your friend’s skateboard cost? Write an equation and solve Log into your chrome book Go to: ◦ http://lcmath7.blogspot.com/  Click on your hour and post your thoughts…
  2. 2.  Adding and Subtracting Integers  Properties of addition  Multiplying and Dividing Integers  Solving one-step equations with addition and subtracting
  3. 3.  Discuss… ◦ What is the goal when solving equations? ◦ What are the steps to solve this problem? ◦ What allows me to do those steps?  Properties?  Concepts?
  4. 4.  Students will learn to… ◦ Solve one-step equations with multiplication and division.
  5. 5.  Integer Operations Assessment ◦ Thursday ◦ Friday
  6. 6.  Inverse operation  Isolate the variable  Multiplication Property of Equality ◦ If you multiply each side of an equation by the same number, the two sides remain equal.  Division Property of Equality ◦ If you divide each side of an equation by the same nonzero number, the two sides remain equal.
  7. 7.  4x = 32 Goal: Isolate the variable Question: How can I get the variable by itself? Think… What is the inverse operation of multiplication or Think… What is the opposite of multiplying by 4?
  8. 8.  4x = 32 4 4 x=8 Goal: Isolate the variable Question: How can I get the variable by itself? Think… What is the inverse operation of multiplication or Think… What is the opposite of multiplying by 4?
  9. 9.  10x = 150 How did you get your answer? Describe what you were thinking... What was difficult about that concept?
  10. 10.  10x = 150 10 10 x = 15 How did you get your answer? Describe what you were thinking... What was difficult about that concept?
  11. 11. Goal: Isolate the variable  Question: How can get the variable by itself? How did you get your answer? Describe what you were thinking... What was difficult about that concept?
  12. 12. Goal: Isolate the variable  Question: How can get the variable by itself? How did you get your answer? Describe what you were thinking... What was difficult about that concept?
  13. 13. Goal: Isolate the variable Multiply both sides by 3  How did you get your answer? Describe what you were thinking... What was difficult about that concept?
  14. 14.  Can you solve one-step equations w/ multiplication and division????
  15. 15.  pg. 356 #3-6, 24, 26 Solve one-step equations w/ multiplication and division.
  16. 16.  http://lcmath7.blogspot.com/  Click on exit ticket
  17. 17.  A number multiplied by three is 27.  A number divided by eight is two.  A number tripled and increased by ten is 22.
  18. 18.      Adding and subtracting Integers Multiplying and dividing Integers Properties of Addition Properties of Multiplication Solving one-step equations
  19. 19.  Students will learn to… ◦ Solve 2-step equations.
  20. 20.  Discuss… ◦ What operations are involved in this problem? ◦ How many terms? ◦ In order of operations, what do we do first? Solve 2 step equations.
  21. 21. Without guess and check, what steps are used to solve this equation? Goal: Isolate the variable Question: How can I get the variable by itself? How is this process related to the order of operations? x=4
  22. 22.  Order of Operations – backwards ◦ 1) Combine like terms ◦ 2) Undo addition or subtraction ◦ 3) Undo multiplication or division  Like terms: 3x + 5 + 5 = 22
  23. 23.  Simplify by combining like terms ◦ 5x + 12 + (-9) = 8 ◦ 5x + 3 = 8  Undo addition or subtraction ◦ 5x + 3 = 8 ◦ - 3 = -3 ◦ 5x = 5  Undo multiplication or division ◦ 5x = 5 ◦ 5 5 ◦ x=1
  24. 24.  Simplify by combining like terms ◦ 2x + x + 10 = 25 ◦ 3x + 10 = 25  Undo addition or subtraction ◦ 3x + 10 = 25 ◦ - 10 = -10 ◦ 3x = 15  Undo multiplication or division ◦ 3x = 15 ◦ 3 3 ◦ x=5
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