Monomials Classwork (+, -, x)

Simplify the following expression
3x + 2y + 5 - 2x + 3y

• 5x + 5y
• 5x + 5y + 5
• x + 5y + 5
• 3x + 2y

10m²n + 7mn² - m²n

• 9m²n + 7mn²

• 16m²n

• 17m²n - mn²

• No change

-8mn + 9mn

• mn

• -1mn

• m²n²

• -1m²n²

Simplify the following monomials: $16ab^3-43ab^3$  

•  $59ab^3$  

•  $-27ab^3$  

•  $27ab^3$  

•  $-59ab^3$  

2n⁴ * 5n⁴

• 7n⁴
• 10n¹⁶
• 10n⁸
• none of the above

6m³n³ * 8m²n³

• 48m⁵n⁹
• 48m⁶n⁶
• 48m⁵n⁶
• none of the above

9xy² * 9x⁵y²

• 81x⁶y⁴
• 18x⁶y⁶
• 9x⁶y⁴
• none of the above

Simplify. Express using exponents.

• 11m⁴n⁵

• 16m⁴n⁶

• 24m⁴n⁵

• 24m⁴n⁶