What is the result of multiplying 2x by 4x?

• 10x squared

• 8x squared

• 6x squared

• 12x squared

When combining like terms, what do you get when you add -2x and 12x?

• 14x

• 10x

• 8x

• 12x

What is the result of distributing 3x to 6x in the second example?

• 12x squared

• 18x squared

• 24x squared

• 30x squared

In the second example, what is the simplified form of the expression after combining like terms?

• 18x squared + 24xy - 8y squared

• 18x squared + 18xy + 8y squared

• 18x squared + 18xy - 8y squared

• 18x squared + 24xy + 8y squared

What is the result of multiplying 2m by 3m squared in the third example?

• 5m cubed

• 6m cubed

• 7m cubed

• 8m cubed