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Skill 6 of 10
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Inequations

Can you guess how many cinnamon buns I ate at work today? Let’s symbolise ‘the number of cinnamon buns’ with an $x$ for now.

  • You guessed 3? That’s correct! So, ‘$x$ equals 3’ and we use our equal sign: $$x=3\,\text{cinnamon buns}$$
  • Or did you guess 5? Wrong, ‘$x$ does not equal 5’. Let’s then simply strike it out: $$x\neq 5\, \text{cinnamon buns}$$

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