Answer:
Radius:
Step-by-step explanation:
Total weight=number of pennies times weight of 1 penny
total weight/weight of 1 penny=number of pennies
636.3/3.03=210
210 pennies
Answer:
64
Step-by-step explanation:
the absolute value is how many numbers it is from zero and will always be positive
53y-42y=55
11y=55
Y=55/11 =5