# Maths - Modulus

> Source: https://ollybritton.com/notes/a-level/maths/topics/modulus/ · Updated: 2021-09-07 · Tags: maths, school, modulus

## See Also
## Flashcards
### 2021-09-07
##### How can you solve modulus questions like $$5|x + 2| - 1 = \frac{1}{2}x + 1$$??
Pretend that it's $(x + 2)$ and then pretend it's $-(x + 2)$.

##### When worried about which "sign" of a modulus function to use when solving an equation, what should you do??
Draw a graph.

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