Adding and Subtracting Expressions

Front

What is the result of (5x - 6) - (x + 2)?

Back

4x - 8

Front

Find the sum of 2(x + 3) + 3(3x - 2).

Back

11x

Front

What is the difference of (8 - u) - (5u + 1)?

Back

-6u + 7

Front

Calculate (3x + 5) + (2x + 3).

Back

5x + 8

Front

What is the sum of (x + 4) + (3x + 9)?

Back

4x + 13

Front

Define a variable expression.

Back

An expression that contains variables, constants, and operations.

Front

What does it mean to simplify an expression?

Back

To combine like terms and reduce the expression to its simplest form.

Front

What are like terms?

Back

Terms that have the same variable raised to the same power.

Front

What is the distributive property?

Back

a(b + c) = ab + ac; it allows you to multiply a term by a sum.

Front

How do you combine like terms?

Back

Add or subtract the coefficients of the like terms.