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Mathematics 15 Online
OpenStudy (anonymous):

|2x-3|=7

OpenStudy (anonymous):

\[\left| 2x -3 \right|=7\\ 2x-3=-7 \\ 2x-3=7\\x=\frac{ -7+3 }{ 2 }\\x=\frac{ 7+3 }{ 2 }\\ x=-2 \ and , x= 5\]

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