72 because 63 + 9 is basically 9×8
Answer:
60%
Step-by-step explanation:
8 is 40% of 20, therefore the girls would make up 60% percent of the class.
Answer:

Step-by-step explanation:
<u>Step 1: Combine like terms</u>
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Answer: 
Its either A or C they both have the same spot when it is graphed.