Change the subject where the unknown appears twice
In this lesson, we will be changing the subject of a formula in which the unknown appears twice.
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These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.
Lesson summary: Change the subject where the unknown appears twice
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