The range of the data is 12
Answer:
Yes they do.
Step-by-step explanation:
You know this because if they show up to the store with the same amount of money and SPLIT the amount of money for the cookies, they will still have the exact same amount.
Answer:
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Step-by-step explanation:
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Answer:

Step-by-step explanation:
The negative cancels out each other
Answer:
1
Step-by-step explanation:
18x+9-4x+24=12x+6+35-30
18x-4x-12x=6+35-30-9
2x=2
x=2/2
x=1