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36*x = (48*x)/6+42 // - (48*x)/6+42
36*x-((48*x)/6)-42 = 0
36*x-8*x-42 = 0
28*x-42 = 0 // + 42
28*x = 42 // : 28
x = 42/28
x = 3/2
x = 3/2
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