Monomial Mixed Review

Is 5ab² a monomial?

• Yes

• No

Simplify the expression: 3x + 2x

• 5x
• x
• 6x
• 5

-20x⁶ + (-10x⁶)

• 10x¹²
• -30x⁶
• -10x⁶
• -30x¹²

Simplify the following expression:
-8x + 4x

• -12x
• -4x
• 4x
• 12x

11r - 12r

• 13r
• -1
• -r
• 13

n -10 +9n -3=

• -3
• 9n-3
• n
• 10n -13

2x² + 3y + 4x + 5y + 2x

• 2x² + 8y + 6x

• 2x + 8y

• 2x² + 14xy

• 2x² + 7x + 7y

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Choose the correct options:

In the monomial 3a²b

• Degree: 3

• Coefficient : 3

• Degree : 2

• Literal part : a, b