Mathematics for IGCSE & O level - Equations (Section 6 - No. 20)
Which are the key steps to follow when changing the subject of the formulas?
Identify the target variable you want to isolate.
Apply inverse operations in reverse order of operations.
Simplify and collect terms when necessary.
Make sure you only work with the variables from the left side.
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The correct steps involve identifying the variable, using inverse operations to isolate it, and simplifying.