Help me Evaluating please
Evaluate 60 ÷ 12 + 2(13 - 7).
a.
2.5
c.
22
b.
6
d.
17
I got 42... What am I doing wrong?
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OpenStudy (michele_laino):
you have to compute the division first, namely, what is:
60:12=...?
OpenStudy (anonymous):
5?
OpenStudy (michele_laino):
ok! next, you have to compute this:
13-7=...?
OpenStudy (anonymous):
6
OpenStudy (michele_laino):
that's right, then you have to compute:
2*6=...?
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OpenStudy (anonymous):
12
OpenStudy (anonymous):
5,6,12
OpenStudy (michele_laino):
finally you have to compute:
5 + 12=...?
OpenStudy (anonymous):
17
OpenStudy (kash_thesmartguy):
\[60\div12+2(13-7)\]\[5+2(13-7)\]\[5+(26-14)\]\[Answer=17\] D.
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OpenStudy (michele_laino):
that's right!
OpenStudy (pawanyadav):
Solve bracket first
Then Divide and after that add
OpenStudy (anonymous):
Algebra is so confusing to me :/.
OpenStudy (pawanyadav):
So D is right
OpenStudy (anonymous):
Hello
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OpenStudy (kash_thesmartguy):
It's easy.
OpenStudy (anonymous):
Thanks
OpenStudy (anonymous):
What is easy?
OpenStudy (kash_thesmartguy):
If you want help, visit khanacademy.org
OpenStudy (michele_laino):
reassuming, here are our steps:
60 ÷ 12 + 2(13 - 7)=
=5+2(13-7)=
=5+ 2*6=
=5+12=
=17
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OpenStudy (anonymous):
Kash, some people struggle with reading, I am good at reading, some people struggle with writting, I am good at writting, some people struggle in history, I am good in history, I can not figure out Algebra, I spent hours on hours trying
OpenStudy (anonymous):
Kash, I already was on that website all year.
OpenStudy (pawanyadav):
It's not late till now
OpenStudy (anonymous):
ive been in no website called like that :D
OpenStudy (anonymous):
like muffins
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