YouTube on MSNOpinion

Solve a system of linear equations using substitution

Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of ...
YouTube on MSNOpinion

Using substitution to solve a system when multiple variables have a coefficient of 1

Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of ...
BBC

Solving equations using iteration – Higher tier

Approximate solutions to more complex equations can be found using a process called iteration. Iteration means repeatedly carrying out a process. To solve an equation using iteration, start with an ...
BBC

Working with simultaneous equations

In some simultaneous equations neither the two coefficients of \(x\) nor the coefficients of \(y\) match. You will need to find numbers to multiply each equation by so that one pair of coefficients ...