# Unit 4: Linear equations and linear systems

### Practice

Equations with parenthesesGet 3 of 4 questions to level up!

### Learn

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### Practice

Equations with variables on both sides: decimals & fractionsGet 3 of 4 questions to level up!

Equations with parentheses: decimals & fractionsGet 3 of 4 questions to level up!

### Learn

### Practice

Sums of consecutive integersGet 3 of 4 questions to level up!

Equation practice with vertical anglesGet 3 of 4 questions to level up!

Equation practice with angle additionGet 3 of 4 questions to level up!

### Learn

### Practice

Number of solutions to equationsGet 3 of 4 questions to level up!

### Learn

### Practice

Age word problemsGet 3 of 4 questions to level up!

### Learn

No videos or articles available in this lesson

### Practice

Solutions of systems of equationsGet 3 of 4 questions to level up!

### Learn

### Practice

Systems of equations with graphingGet 3 of 4 questions to level up!

Number of solutions to a system of equations graphicallyGet 3 of 4 questions to level up!

### Learn

### Practice

Number of solutions to a system of equations algebraicallyGet 5 of 7 questions to level up!

### Learn

### Practice

Systems of equations with substitutionGet 3 of 4 questions to level up!