Answer:
on C
Step-by-step explanation:
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-4a - 6 = -12
-4a = -12 + 6
-4a = -6
a = -6/-4
a = 6/4
a = 3/2
a = 1 1/2
The answer is c
Answer:
I think it could be no.A 4 feet by 16 feet
Answer:
4
Step-by-step explanation:
Find the LCM of 12 and 15.
LCM = 60.
Now divide the LCM by the two numbers.
60/12 = 5, 60/15 = 4.
As the sister got an hour head start, subtract one.
5-1=4.
Therefore it will be 4 hours.