Tag: video

  • How to Solve an Equation with Four Terms

    How to Solve an Equation with Four Terms

    Do you ever wonder why teachers start a problem the way they do?

    There are four reasonable ways to start solving an equation like:

    3x + 2 = 4x – 1

    On this site I will always manipulate and move things around so that the equation we’re solving looks like:

    (the three colors represent three different numbers)

    I have done it here:

    Have questions? Post them in the comments.