QUOTABLEPUZZLEExpressionsandOperations

A.2b

Directions:

Solve thefollowing problems.Match thatanswer tothe correctletter ofthe alphabet.

Enter that letter of the alphabet on the blank corresponding to the problem number.

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71212714129121587615

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16 1113 51558 109414163

ABCDE FG HI

5x-2y4x+11-4-5x

2

-3x+203x

2

+1143x

2

-16-3x-8

JKLMNOP

9x-10y2x

2

+12x+10x

2

+25m-5n3x

3

+ 10x

2

-42x+82x+4y2x-4y

QR STUVWXY

-12 2x

2

+5x-82x

2

125x

2

+10x+613x

2

+16x-10x

2

-21x

3

+ 5x

2

+ 2

Simplify:

1. (2x

2

+4x+1)+(3x

2

+6x+5)9.x

2

+ 6 - 6 + x

2

2.(x+6)+(3x+5)10.(3m-6n)+(2m+n)

3. (x

3

+ 2x

2

-4)+(3x

2

+6)11.(5x-6)-(8x+2)

4.(4x-2y)+(-2x+6y)12.(3x

2

+x-4)+(-8x

2

- 4x + 6)

5. (x

2

+6x-4)+(-x

2

-6x+4)13.(x

2

+6x+5)+(x

2

+ 6x + 5)

6.6x-4-6x14.3x(x

2

+2x-6)+4(x

2

- 6x + 2)