Answer:
I took them a total of 5 hours
Step-by-step explanation:
First you multiply 65 by 2 because of the first two hours
Then you subtract 130 out of 364 to get 234, those were the first two hours
The next hours you simply divide 234/78, which is 3
3 + 2 = 5 hours
She made the mistake in step 4
She should have divided by -2 not just 2 alone
Answer:
*1 month later*
Step-by-step explanation: