solve 1 upon 1x + 4 upon 1 upon 6 x = x minus 7
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Heya, 1/4x + 1/6x = x - 7 (6 + 4)x/24 = x - 7 6x + 4x = 24(x - 7) 10x = 24x - 168 24x - 10x = 168 14x = 168 x = 12.
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