Solving equations with unknowns on both sides Some equations have letters on each side of the equals sign, for example: 4 (k + 7) = 12 k 4.

Two linear equations with two unknowns can be described in terms of a 2×2 matrix and a vector, both of which are encoded using three of the qubits. The fourth qubit is an “ancilla”, which is set to a ...

Solving linear equations - AQA Solving equations with unknowns on both sides Forming, using and solving equations are skills needed in many different situations.