Solving Linear Equations
Use algebraic methods to solve linear equations in one variable, including equations that require rearrangement, expanding brackets, and collecting terms on both sides; solve equations with rational number coefficients
Typical age: 11–14 years
“If your child is given an equation like 3x + 7 = 22, can they work through the steps to find the value of x?”
0 / 3 mastered
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Needs first
- Expanding Single Brackets
Many equations require expanding brackets before solving
- Writing Algebraic EquationsREQUIRED
Solving linear equations extends KS2 missing-number problem work
- Substituting into FormulaeREQUIRED
Solving equations requires substitution skill to check answers
- Using inverse operationsREQUIRED
Solving linear equations by rearrangement requires applying inverse operations to isolate an unknown
Unlocks next
- Simple formulaeREQUIRED
Rearranging formulae uses the same inverse-operation techniques as solving equations
- Nth-Term Rules
Testing whether a number is in a sequence requires solving a linear equation
- Numbers on a number lineREQUIRED
Solving inequalities uses the same inverse-operation methods as solving equations
- Simultaneous EquationsREQUIRED
Understanding simultaneous equations requires fluency with single linear equations
- Algebraic TransformationsREQUIRED
Modelling with algebra requires setting up and solving equations