Combining Like Terms & Distributive Property

Rewrite the expression by combining like terms.
3x² + y + 2y² + 4y²

• 3x² + 3xy + 6y

• 6y² + 2xy + 2x

• 7x² + 35x

• 3x² + 6y² + y

-6c + 2c - 4 + 8

• -4c + 4

• -4c - 4

• 8c + 12

• 4c + 4

3(9 + 2d) + 4d 

• 18d+10d

• 18d-10d

• 27+10d

• 37d

 3x + 2x

• 5x

• x

• 6x

• 5

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

5(a + 6)

• 5a + 6

• a + 30

• 5a + 30

• 5a - 30

Simplify the following expression:

9(2g + 3)

• 18g + 27

• 18g − 27

• −18g − 27

• 18g − 18

Simplify the following expression:

2(x + y + z)

• 2x + y + z

• 2x + 2y + 2z

• x + y + 2z

• 2x − 2y + 2z

Simplify the following expression:

2x + 3(x + 3)

• −5x + 9

• 5x + 9

• 5x + (−9)

• −5x +(−9)