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# Module 4: Foundations

Learn

Practice

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

Evaluating expressions with one variableGet 5 of 7 questions to level up!

Two-step equationsGet 5 of 7 questions to level up!

Learn

Practice

Unit ratesGet 5 of 7 questions to level up!

Rate problemsGet 3 of 4 questions to level up!

Writing proportional equationsGet 3 of 4 questions to level up!

Learn

Practice

Comparing ratesGet 3 of 4 questions to level up!

Identify proportional relationshipsGet 5 of 7 questions to level up!

Interpreting graphs of proportional relationshipsGet 3 of 4 questions to level up!

Learn

Practice

Testing solutions to equationsGet 5 of 7 questions to level up!