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Mathematics 7 Online
OpenStudy (anonymous):

help solve this equation please i dont understand -2/5x-9<9/10

OpenStudy (anonymous):

-2/5x-9<9/10 -2/5x<9/10-9 -2/5x<-81/10 2/5x>81/10 x>81/10 * 5/2 x>81/4

OpenStudy (anonymous):

thnx

OpenStudy (anonymous):

-2/5x-9<9/10 -2/5x<9/10+9 -2/5x<99/10 2/5x>-99/10 5x/2<-10/99 x<-4/99

OpenStudy (anonymous):

yup yup, sorry, i have forget the sign :D

OpenStudy (anonymous):

ok its pen mistake no problm

OpenStudy (anonymous):

cool

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