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Mathematics 9 Online
OpenStudy (anonymous):

3x-8=7..how do i do it?

OpenStudy (anonymous):

Add 8 to both sides followed by a division by 3 on both sides.

OpenStudy (anonymous):

That is \[3x=5+8\] and \[3x=12\] and x=4

OpenStudy (anonymous):

thanks!

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