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Related topic
Mathematics / Year 7 / Algebra
Curriculum content descriptions
solve one-variable linear equations with natural number solutions; verify the solution by substitution (AC9M7A03)
Elaborations
- recognising that solving an equation is a process of determining a value that makes the equation true; using substitution to determine whether a given number is a solution to an equation or not
- solving equations using concrete materials, the balance model, and backtracking, explaining the process
- solving linear equations such as \(3x+7=19\) algebraically, and verifying the solution by substitution
General capabilities
ScOT terms
Substitution, Linear equations