If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content

Learn

Practice

Writing basic expressions with variablesGet 5 of 7 questions to level up!

Writing expressions with variablesGet 5 of 7 questions to level up!

Level up on the above skills and collect up to 400 Mastery points

Learn

Practice

Combining like terms with negative coefficientsGet 5 of 7 questions to level up!

Combining like terms with negative coefficients & distributionGet 3 of 4 questions to level up!

Combining like terms with rational coefficientsGet 3 of 4 questions to level up!

Practice

Distributive property with variablesGet 3 of 4 questions to level up!

Factor with distributive property (variables)Get 3 of 4 questions to level up!

Practice

Equivalent expressionsGet 5 of 7 questions to level up!

Practice

Nested fractionsGet 3 of 4 questions to level up!

Level up on the above skills and collect up to 700 Mastery points

Up next for you:#### Unit test

Level up on all the skills in this unit and collect up to 1100 Mastery points!