March 1, 2006 Mr. Galilei Monessen High School Powerpoint hosted on www.worldofteaching.com www.worldofteaching.com Please visit for 100’s more free powerpoints.

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Presentation transcript:

March 1, 2006 Mr. Galilei Monessen High School Powerpoint hosted on Please visit for 100’s more free powerpoints SOLVING MULTI-STEP EQUATIONS

Algebraic Equations Multiplication with Subtraction 2x – 4 = x=12 22 x=6

Algebraic Equations Multiplication with Addition 5x + 10 = x=70 55 x=14

Algebraic Equations Multiplication with Subtraction -3x – 4 = x= x=26

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

Algebraic Equations Division with Addition x/5 + 2 = 8 -2 =6 x=30 x5x5 (5)

Algebraic Equations C.L.T x = x +6x + 20 = 80 ( ) 10x + 20 = x = 6

Algebraic Equations C.L.T x = x + 2x = 92 5x + 12 = 92 5 x = 16 ( ) ( )

Algebraic Equations C.L.T x + 12 = x + 15 = x 6x – 4x + 12 = x – 4x 2 2x = 110 ( ) X = 55

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

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

THE END Homework: Study Review Sheet Test Tomorrow!! Use Worksheets & Notes to review and practice for the test.