Grouping Symbols Chapter 1.9. Review the Distributive Property and Combining Like Terms.

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Presentation transcript:

Grouping Symbols Chapter 1.9

Review the Distributive Property and Combining Like Terms

Simplifying Algebraic Expressions by Removing Grouping Symbols 1.5[4x 20x 5 – 15y + 30 – 3y+ 6 – 3 ( – 2 y )] [4x ] distributecan’t combinedistribute

2. - 3[2a - 6a b – 3c– 12d – 3b + c + 4d Simplifying Algebraic Expressions by Removing Grouping Symbols – ( 3b – c ) + 4d] [ 2a ] distributecan’t combinedistribute

3.3[4x 3[6x – 2] 3 18x 14x – – [4x – 2] – 4x – 4 – 2+ 2x + x – 2 Simplifying Algebraic Expressions by Removing Grouping Symbols – 2 ( 1 – x )] – [3x + ( x – 2)] [4x ] [ 3x ] – distributecombinedistribute combine

distributedistribute 6x {5x – 3[2x - 2{5x - 2{5x – 3[ x – 18 – 3 + 4x [ – 18x + 9 Simplifying Algebraic Expressions by Removing Grouping Symbols – ( 3 – 4x )]} 2x ]} {5x } - 13x+ 9 – 3 – 3]} { } distributecombine combine

Grouping Symbols Chapter 1.9