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Mathematics 9 Online
OpenStudy (winsteria):

PLEASE HELP URGENTLY MEDAL AND FAN ! ! !

OpenStudy (winsteria):

OpenStudy (winsteria):

@Mehek14

OpenStudy (anonymous):

\[2x+y=7\\ -3x+y=2\] change the sign of everything in the second equation i.e. multiply it by \(-1\) get \[2x+y=7\\ 3x-y=-2\] now add them and the y term will go bye bye

OpenStudy (winsteria):

@satellite73 Is it the first one?

OpenStudy (winsteria):

help?

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