c) m/6 + m/9 = 1/15 + m/3 - 1/6
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m/6 + m/9 = 1/15 + m/3 - 1/6
m/6 + m/9 - m/3 = 1/15 - 1/6
(3m+2m-6m)/18=1/15 - 1/6
-m/18 =(2-5)/30
-m/18 = -3/30
-m/18 = - 1/10
-m = -18/10
m = 18/10
m/6 + m/9 - m/3 = 1/15 - 1/6
(3m+2m-6m)/18=1/15 - 1/6
-m/18 =(2-5)/30
-m/18 = -3/30
-m/18 = - 1/10
-m = -18/10
m = 18/10
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