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Mathematics 9 Online
OpenStudy (anonymous):

solving linear equations 2[x+3(x-1)]=18

OpenStudy (jasmineflvs):

well do you know what (x+3)(x-1) is?

OpenStudy (jasmineflvs):

@KNicksfan4life

OpenStudy (jasmineflvs):

(3x)(-x)

OpenStudy (jasmineflvs):

2(3x)(-x)=18

OpenStudy (jasmineflvs):

2(-3x)=18

OpenStudy (jasmineflvs):

-6x=18

OpenStudy (jasmineflvs):

x=??

OpenStudy (anonymous):

-3

OpenStudy (jasmineflvs):

yup

OpenStudy (jasmineflvs):

great!!

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