Describe how variables are used, and use them in various contexts
30 tutor-authored questions for this Ontario curriculum expectation, ordered easiest to hardest, every one with a full worked solution. Work through all 30 with your weekly-lesson access code.
Sample: the first question, solved
In an equation like x+5=12, what does "x" represent?
📘 Worked solution
✓An unknown number that, when added to 5, gives 12 (x=7).
And one from the hard end
A shape pattern follows the rule n=(term number × 5)−1, where "n" is the number of shapes and "t" is the term number (so n=5t−1). Find the number of shapes at term 4, and explain what "n" and "t" each represent.
Solution shown after you try it in practice mode.
Work through all 30, easiest to hardest
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