Answer:
A) -56
Step-by-step explanation:
B) First, you have to ignore the plus sign, and recognize that the second negative number means you are subtracting that number.
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A will represent Anna. k will represent Kylie.
7a+7k=231
a=9+k
Substitute for a
7(9+k)+7k=231
63+7k+7k=231
14k=168
k=12
Then plug in the k value
a=9+12
a=21
Final answer: Anna=21 mph, Kylie= 12 mph
The least common multiple of 32 and 80 is 160.
Answer:
true
Step-by-step explanation:
because If you multiply the 2 by 5 you will get 10
8 yards is your answer
every 3 feet is one yard so just add it up