Step-by-step explanation:

True , is the answer ! :)
Answer:
14.5 feet tall.
Step-by-step explanation:
the shadow increase by 4.5 per inch in height
Y=5a-3b
Y=5(12)-3(4)
Y=60-12
Y=48
You don't have a sign between b and c in the equation, so I cannot help you with the last operation
Answer:
it's B
Step-by-step explanation:
just solve them and they match