Answer:
y=z-2
Step-by-step explanation:
Its 8 because your not adding your subtracting.
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From up to down ;
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The first box :

The second box :

The third box :

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Answer:
Step-by-step explanation:
You could talk about how how or low it goes.
For instance: if the graph was going very high then suddenly low you could say that it was going very high until it suddenly dropped.
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