Like Terms and Distributive Property

Simplify:
3(9 + 2d) + 4d 

• 18d+10d
• 18d-10d
• 27+10d
• 37d

Simplify the following expression:

2x + 3(x + 3)

• −5x + 9

• 5x + 9

• 5x + (−9)

• −5x +(−9)

Simplify the following expression:

9x + 5(x + 3)

• 9x + 15

• 45x + 27

• 14x + 42

• 14x + 15

5a + 6 - 7a - 9

• 12a - 15
• 12a - 3
• -2a + 3
• -2a - 3

(30y - 20) - (10y + 10)

• 20y - 30

• 20y - 10

• 40y - 10

• 40y - 30

(2x - 4) - (-2x - 4)

• 8

• 4x

• 4x - 8

• -8

(7x - 5) - (8x - 6)

• x - 1

• 15x - 11

• -x + 1

• -15x - 11

(2x - 6) + (2x + 6)

• 4x + 12

• 4x

• 12

• 0

(3x + 6) - (2x -2)

• x + 4

• 5x + 4

• x + 8

• 5x - 4

Subtract the expressions:

(2x + 5) − (x + 4).

• x + 1

• 3x + 9

• −x + 1

• x + 9