Mathematics for IGCSE & O level - Equations (Section 7 - No. 12)
If you want to rearrange a formula to solve for a specific variable, which of the following is the best practice?
Isolate the variable by applying inverse operations to both sides of the equation.
Swap the variable with the constant terms.
Move all the terms to one side of the equation.
Multiply all terms by zero.
Shpjegimi
Applying inverse operations to both sides keeps the equation balanced while isolating the desired variable.