Simplifying Expressions

Which of the following is equivalent to

x + x + x + y + y + y ?

• 3x + y

• 3x + 3y

• 6 + x + y

• 6xy

Tags

CCSS.6.EE.A.4

Which of the following is equivalent to

5(6x +3) ?

• 6x + 8

• 30x + 3

• 11x + 8

• 30x + 15

Tags

CCSS.6.EE.A.3

Which expression is equivalent to

12a + 9b ?

• 3(4a + 3b)

• 4(3a + 3b)

• 4(4a + 3b)

• 6(2a + 3b)

Tags

CCSS.6.EE.A.4

Which of the following is equivalent to

4a + 3b ?

• ab + ab + ab + ab

• 4 + a + 3 + b

• a + a + a + a + b + b + b

• a + a + a + b + b + b + b

Tags

CCSS.6.EE.A.4

Which expression is equivalent to 3b?

• b + b + b

• b X b X b

• 3 + b

• 3 + b + b + b

Tags

CCSS.6.EE.A.4

Which expression is equivalent to

7z - 4 + 5z + 2 ?

• 12z + 6

• 12z - 6

• 2z + 6

• 18z

Tags

CCSS.6.EE.A.4

Which of the following expressions is equivalent to

9p + 18?

• 3p - 10 + 8 - 6p

• 5p + 12 - 6 + 4p

• -9p + 10 + 9p - 8

• 10p + 13 - p + 5

Tags

CCSS.6.EE.A.4

Which of the following expressions is equivalent to 6n + 12 ?

• -6n - 8 -6n + 4

• -5n + 2 - 6n + 4

• 5n + 9 + n + 3

• 6n + 9 + 6n - 3

Tags

CCSS.6.EE.A.4

Which expression is equivalent to

45e + 12 + 6e - 8 ?

• 51e + 20

• 39e + 4

• 51e + 4

• 5e - 20

Tags

CCSS.6.EE.A.4

CHALLENGE!

Check ALL the expressions that are equivalent to

4(3x + 2y) + 3(7x - 4y) ?

• 12x + 8y + 21x + 12y

• 12x + 8y + 21x - 12y

• 33x + 4y

• 33x - 4y

Tags

CCSS.6.EE.A.3