Answer:
Step-by-step explanation:
f(h) = (40 cupcakes / hr)*h
f(5) represents the number of cupcakes baked in 5 hours: 200 cupcakes
positive 3
-8 + 11 is 3. the other way you can think of it is by subtracting 8 from 11.
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i thought i new that one but i dont sorry