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Mathematics 11 Online
OpenStudy (anonymous):

Find x.

OpenStudy (anonymous):

OpenStudy (anonymous):

3x-40=x+2 find x.

OpenStudy (anonymous):

add 2?

OpenStudy (anonymous):

yes.

OpenStudy (anonymous):

3x-40=x+2 +2 +2 3x+42=x ?

OpenStudy (anonymous):

get all the x terms on one side and the remaining on the other side. and, don't add 2 that way.

OpenStudy (ghazi):

x=21

OpenStudy (anonymous):

so how would i set that up?

OpenStudy (ghazi):

just write x+2= 3x-40 and by solving both sides you are gonna get x=21

OpenStudy (anonymous):

x+2= 3x-40 2 +2 solving both sides you are gonna get x=21

OpenStudy (anonymous):

?

OpenStudy (ghazi):

yes

OpenStudy (turingtest):

no, what are you all saying?

OpenStudy (turingtest):

is nobody reading each other's responses? 3x-40=x+2 first step: add 40 to both sides what do you get after?

OpenStudy (anonymous):

hey @coolaidd ! u cannot add 2 on both sides for 3x-40=x+2! u should subtract 2 or add 40 in your first step...whichever u prefer|dw:1343846479649:dw|

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