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Mathematics 18 Online
OpenStudy (anonymous):

Help! Please!

OpenStudy (anonymous):

\[\frac{ 4 }{ 5 } = \frac{ 8 }{ x+2 }\]

OpenStudy (anonymous):

Use cross multiplication

OpenStudy (anonymous):

I know im not an idiot

OpenStudy (anonymous):

i get ten which is none of the answers

OpenStudy (studygurl14):

how do you get 10?

OpenStudy (studygurl14):

and @sangya21 was not calling you an idiot

OpenStudy (anonymous):

4(x +2) = 8*5 4x + 8 = 40 4x = 32 x = 8

OpenStudy (anonymous):

Thanks you

OpenStudy (studygurl14):

Nice job @sangya21 :)

TheSmartOne (thesmartone):

4(x+2)=40 x+2=10 x=8

OpenStudy (anonymous):

Thanks @StudyGurl14 and your welcome @DLover243

OpenStudy (studygurl14):

yea, how did you get 10 @DLover243 ?

TheSmartOne (thesmartone):

No need to distribute the 4... You can simply divide ot...

TheSmartOne (thesmartone):

it*

OpenStudy (studygurl14):

yea, short cut^

TheSmartOne (thesmartone):

Its funny you guys have the same profile pic @StudyGurl14

OpenStudy (studygurl14):

yea it is...

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