Assignment: 
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Answer: 
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Explanation: 
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Note: 
[ Step One ] Apply Rule - (-a) = a

[ Step Two ] Add

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Answer: b) -0.625
<u>Step-by-step explanation:</u>
The formula for the z-score is:

Answer:
(x + 3)^2 is left 3 because it becames 0 at -3
(x - 3)^2 is right 3 because it becames 0 at 3
x^2 +3 is up 3 because your just adding 3 units up
x^2 - 3 is down 3 because your just subtracting 3 units down
Step-by-step explanation:
Answer:1608.5
Step-by-step explanation:
Answer:
64 Chickens
Step-by-step explanation:
1. Add up the percents
19% + 28% + 13% = 60%
2. Subtract from 100%
100% - 60% = 40%
3. Multiply the total number of animals by the percent of chickens
160 * .4 = 64 Chickens