Combining Like Terms
Select a problem set using the buttons above, then use your mouse or
tab key to select a question. Fill in the blank with the correct answer. Express your answers with any variable term first. Example: 2  3x should be expressed as 3x + 2 When you have answered all of the questions, ask Charlie how you did.
Simplify each expression.
Simplify each expression.
Simplify each expression.
