Formulae and Equations (HSC SSCE Mathematics Standard): Flashcards

Mathematical statement showing two expressions are equal

All variables are raised to the power of $1$

Subtraction $(-)$

Division $(div)$

Same operation on both sides to keep balanced

Get the variable by itself on one side

Deal with addition/subtraction before multiplication/division

Substitute answer back into original equation

Multiply through by lowest common denominator

Finding the value of the unknown variable