1. Bruno Mars - Just The Way You Are
ELTON JOHN - The One
Adele - Rolling in the Deep
One Is The Loneliest Number - Three Dog Night

5. The human skeleton is composed of 270 bones at birth and by the time adulthood is reached, some bones have fused together to give a total of 206 bones in the body.

7. Solving Equations speed drills

8. SOLVING MULTI-STEP EQUATIONS
Algebraic Equations
SOLVING MULTI-STEP EQUATIONS
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9. Review of One-Step Equations
2x = 8
x +3 = 15
x – 5 = 20
Be sure you can solve each type of problem before we begin!
Allow students time to solve equations / review answers.
If students have difficulty, remediate before continuing with multi-step equations.

10. Multiplication with Subtraction
Algebraic Equations
Multiplication with Subtraction
2x – 4 = 8 +4 +4 2x = 12 2 2 x = 6

11. Multiplication with Addition
Algebraic Equations
Multiplication with Addition
5x + 10 = 80
-10
-10 5x = 70 5 5 x = 14

12. Multiplication with Subtraction
Algebraic Equations
Multiplication with Subtraction
-3x – 4 = -82 +4 +4
-3x =
-78 -3 -3 x = 26

13. Multiplication with Addition
Algebraic Equations
Multiplication with Addition
2/3x + 2 = 8 -2 -2 3 2 2 3 x = 6
(HINT)
Reciprocal x =
18/2 = 9

14. Division with Addition
Algebraic Equations
Division with Addition
x/5 + 2 = 8 -2 -2 x 5 = 6
(5) x = 30

15. Algebraic Equations
C.L.T. ( )
4x +6x = 80
10x = 80
-20
-20 =
10x 60 10 10
x = 6

16. ( = ) 3x + 2x + 20 - 8 = 92 5x + 12 = 92 -12 -12 5x 80 x = 16 C.L.T. 5
Algebraic Equations
C.L.T. ( )
3x + 2x = 92
5x = 92
-12
-12 = 5x 80 5 5
x = 16

17. ( ) ( ) = X = 55 6x + 12 = 122 + 4x 6x – 4x + 12 = 122 + 4x – 4x
Algebraic Equations
C.L.T.
6x = x
( )
( )
6x – 4x = x – 4x =
2x + 12
122
-12
-12
2x = 110
X = 55 2 2

18. Distributive Property
Algebraic Equations
Distributive Property
2(5x – 6) – 3x = 4(x + 12) – 9x
10x – x = 4x + 48 – 9x
( )
( )
10x – 3x -12 = 4x – 9x + 48
7x - 12 =
-5x + 48
( )
7x + 5x - 12 = 48
12x - 12 = 48

19. Distributive Property
Algebraic Equations
Distributive Property
7x + 5x - 12 = 48
12x = 48
+12
+12
12x = 60 12 12
X = 5

20. Write the equation and solve.
Algebraic Equations
Write the equation and solve.
15 less than twice a number is -23.
One half of the sum of a number and 8 is 20.
The quotient of a number and 2 is equal to twice the number increased by 6.

21. Try these problems:
Give students time to work independently or work with them as a large group.
Next we will discuss ‘enemies’.