Factor, Add and Subtract Expressions

Front

What is the Greatest Common Factor (GCF)?

Back

The GCF is the largest number that divides two or more numbers without leaving a remainder.

Front

How do you factor out the GCF from an expression?

Back

To factor out the GCF, divide each term of the expression by the GCF and write it outside the parentheses.

Front

Factor out the GCF: 3x + 15

Back

3(x + 5)

Front

Factor by GCF: 12x + 9

Back

3(4x + 3)

Front

What is the result of subtracting two expressions?

Back

To subtract two expressions, distribute the negative sign and combine like terms.

Front

Subtract these expressions: 3(x + 5) - (2x + 5)

Back

x + 10

Front

What is the result of adding two expressions?

Back

To add two expressions, combine like terms.

Front

Add these expressions: (3x + 5) + (2x + 1)

Back

5x + 6

Front

What does it mean to combine like terms?

Back

Combining like terms means to add or subtract terms that have the same variable raised to the same power.

Front

Factor out the GCF: 22x - 220

Back

22(x - 10)