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Mathematics 14 Online
OpenStudy (anonymous):

Solve x/4 + 12 < 42.

OpenStudy (hoblos):

x/4 < 30 x< 120

jimthompson5910 (jim_thompson5910):

x/4 + 12 < 42 x/4 + 12 -12 < 42 - 12 x/4 < 30 4*(x/4) < 30*4 x < 120

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