Answer:
x+-16
Step-by-step explanation:
Assignment: 
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Answer: 
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Explanation: 
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[ Step One ] Divide Both Sides By 5

[ Step Two ] Simplify

[ Step Three ] Subtract 4 From Both Sides

[ Step Four ] Simplify

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Answer:
Percent increase
Step-by-step explanation:
Since the number of marching band students increased from 304 to 322, you would find the percent increase.
You wouldn't find the percent decrease because the number of students increased.
Half of 112 cups = 112/2 = 56 cups
or
1/2(112) = 112/2 = 56 cups