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Mathematics 18 Online
OpenStudy (anonymous):

7(1+6m)=343

TheSmartOne (thesmartone):

Distribute the 7.

TheSmartOne (thesmartone):

You should use this property \[a(b+c)=ab+ac\]

TheSmartOne (thesmartone):

So what do you get so far? @qdbug

OpenStudy (anonymous):

Well i get easily confused by this stuff, im in regular math but my teacher is extemely confusing so could i rewrite as 71+76m?

TheSmartOne (thesmartone):

No it would be \[7(1+6m)=7\times1 + 7 \times 6m=7+42m\]

TheSmartOne (thesmartone):

you have to multiple not just put that number in front of those variables/numbers

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

7(1+6m)=343 (expand the 7) 42m+7=343 now can you solve 42m+7=343?

TheSmartOne (thesmartone):

Just subtract the 7 and divide by 42.. and you have gotten m

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

yeah is it 336?

TheSmartOne (thesmartone):

Yes now divide by 42

OpenStudy (anonymous):

what is 336/42?

TheSmartOne (thesmartone):

And you get...

OpenStudy (anonymous):

8!

TheSmartOne (thesmartone):

\(\Huge\cal\color{green}{8!}\)

OpenStudy (anonymous):

hood job!

TheSmartOne (thesmartone):

8 is correct.

OpenStudy (anonymous):

good*

TheSmartOne (thesmartone):

hood job lol

OpenStudy (anonymous):

shhh

OpenStudy (anonymous):

Ty so much sorry if im like really bad its 11 oclock and im bad at math thank you for helping me!

OpenStudy (anonymous):

no problem!

TheSmartOne (thesmartone):

\(\Huge\cal\color{blue}{No~problem~~}\)

OpenStudy (anonymous):

\[Thank you!\]

TheSmartOne (thesmartone):

you have to put ~ between your words to make the space lol

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