12960 seconds equals 3.6 hours.
since its 3.6 hours we need to calculate it so one minute = 60 seconds and 60 minutes = a hour so those are the basics to solve this. now u have add 1 minute of 60 minutes to equal just one hour which gets u 3 if u do it 3 times.
First thing you should do is <span>Distribute...
</span>=(2)(2)+(2)(−x)+−3x
=4+−2x+−3x
<span>Next is to Combine like terms..
</span>=4+−2x+−3x
=(−2x+−3x)+(4)
<span>Answer..
</span>=−5x+4
Good luck with your studies~ ^//^
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Answer:
54 years old
Step-by-step explanation:
You have to subtract his age from the total. 67-13=54
X = 23
y = 7
x + y = ?
23 + 7 = 30
ANSWER: x + y = 30