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Mathematics 22 Online
OpenStudy (anonymous):

x + 5 = 2x

OpenStudy (nincompoop):

put all x's together on one side

OpenStudy (a1234):

Subtract x from each side: 5 = x

OpenStudy (nincompoop):

example 2x + 4 = 5x 2x -5x -4 + 4 = 5x -5x - 4 -3x = -4 x = 4/3

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