Expanding Expressions 2 - EDG

• the associative property     

• the commutative property

• the distributive property

• the division property

Tags

CCSS.6.EE.A.3

When 0.5(20x – 50y + 36) – 0.25(–100x + 40y – 12) is simplified,

what is the resulting expression?

• 10x - 25y + 18 - 25x + 10y -3

• -15x - 15y + 15

• 35x - 35y + 21

Tags

CCSS.6.EE.A.3

• -12x - 1.50

• -12x + 1.50

• -12x - 2.50

• -12x - 3.50

Tags

CCSS.6.EE.A.3

When 0.3(4x – 8) – 0.5(–2.4x + 4) is simplified,

what is the resulting expression?

• -4.4

• 1.2x - 2.4 + 1.2x - 2

• 2.4x - 0.4

• 2.4x - 4.4

Tags

CCSS.6.EE.A.3

• 45xy - 220

• 15x - 30y - 220

• 15x + 30y - 220

• 15x + 30y - 64

Tags

CCSS.6.EE.A.3

• 5(x - 2y - 3)

• 5(x + 5y - 10)

• 5(x + 2y - 3)

• 5(x + 2y - 15)

Tags

CCSS.7.EE.A.1

Which pair shows equivalent expressions?

Tags

CCSS.6.EE.A.4

• 84x - 16y - 10.6

• 28x - 6y - 10.6

• 84x - 16y - 5.3

Tags

CCSS.6.EE.A.4

• The first term should be negative.

• The second term should be positive.

• He didn’t correctly multiply -8 and -2.

• He did not simplify the expression completely.

Tags

CCSS.6.EE.A.3

Which expression is equivalent?

 $8\left(-10x\ +\ 3.5y\ -\ 7\right)$ 

• -80x + 24.5y - 56

• -80x + 28y - 56

• 80x - 28y - 56

• 4(-20x + 7y - 14)

Tags

CCSS.6.EE.A.4