Factoring Expressions

A common factor is a number that is a factor of two or more terms.

• true

• false

The greatest common factor (gcf) is the smallest number which can be factored out of two or more terms.

• true

• false

In expression 3x + 15, what are the two factors?

• 3 and x

• x and 5

• 3 and (x+ 5)

• 3 and 5

Which is an expanded form of -8 (x - 5)

• 8x - 40

• -8x + 40

• 8x + 40

• -8x - 40

What is the greatest common factor of 18x + 36

• 6

• 3

• 9

• 2