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Which expression is equal?

100

2x + 7

2(x + 7)

2x + 14

2(x+7) and 2x+14

200

4x

2x + 2

2(x + 1)

2x + 2 and 2(x + 1)

300

4z + 16

4(z + 4)

4(z + 16)

4z + 16 and 4(z + 4)

400

2(3a + 6)

6(a + 2)

6a + 12

2(3a + 6) and 6(a + 2) and 6a + 12

500

3y - 6

6 - 3y

3(y - 2)

3y - 6 and 3(y - 2)

Name the property!

100

It is the Property demonstrated by this equation:                    6 x 8 = 8 x 6

What is Commutative Property?

200

It is the Property demonstrated by this equation:              (2 x 3) x 4 = 2 x (3 x 4)

What is the Associative Property?

300

It is the Property demonstrated by this equations: 4 + 0 = 4

What is the Identity Property?

400

It is the Property demonstrated by this equations:         5(3 + 5) = 5(3) + 5(5) = 15 + 25 = 40

What is the Distributive Property?

500

It is the Property demonstrated by these equations: 5 x 1 = 5

What is the Identity Property?

Simplifying by combining like terms

100

3x + 2x + 5x

10x

200

20x + 28 + 8x

28x + 28

300

45x + 47 + 42x

87x + 47

400

10n + 5 - 5n + 3 + 5n

10n + 8

500

3y - 6 + 2y - 5

5y - 11

Variables

100

Evaluate if x = 3 

6x

18

200

Evaluate if y = 11

 2y - 1

21

300

Evaluate if w = 5 

4 + 20 ÷ w

8

400

Evaluate if k = 6 

k²

36

500

Evaluate if b = 3 

10 - (22 + 3) ÷ 5 + b²

14

Negative & Positive

100

(-4) + (+8) =

(+4)

200

(+9) x (-8) =

(-72)

300

(-21) / (-7) =

(+3)

400

(-1) x (-25) =

(+25)

500

(-625) / (+25) =

(-25)