Answer:The simplified expression that represents the uncle's age is
4y + 12
Step-by-step explanation:
Let y represent your age.
Your sister is 3 years older than you. This means that your sister's age is y + 3
Your uncle is 4 times older than your sister. It means that the age of your uncle would be
4(y + 3)
The simplified expression that represents your uncle's age would be
4y + 12
Answer:

Step-by-step explanation:





Answer:
Step-by-step explanation:
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Answer:
1. A.) 300 cm
2. D.) 1700 in
3. A.) 12 cm
4. B.) 421 FT
Step-by-step explanation: