Like Terms Writing Expressions

Simplify:

4a + 9 + a

• 5a + 9

• 3a-9

• 3a + 9

• 5a - 9

Combine like terms
3x + 2x + 3y - 7y

• 5x + 10y

• 5x + 4y

• 5x - 4y

• 5x -10y

5x + 3y + 5 + 4x + 3y + y + 8

• 9x + 7y + 13

• 6x + 2y + 2

• 25x + 2y + 3

• x + 7y + 12

x² can be combined with 2x²

• True

• False

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify by combining like terms:
4x² - 3x + 11 -2x

• 4x² - 5x + 11

• 11x + 11

• 16x² - 5x + 11

• 10x²

Simplify by combining like terms: 4.3a - 2.1 + 1.6a

• 8a

• -2.1 + 2.7a

• 3.8a

• 5.9a - 2.1

Simplify by combining like terms: 1 + 5.18r + r + 0.7

• 6.18r + 1.7

• 1.7 − 4.18r

• 1.7 + 5.19r

• 7.88r

Simplify by combining like terms: −8.1x − 8.6x

• 16.7x

• 0.5x

• −16.7x

• -0.5x