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3/8-((2*x)/3) = 4-((7*x)/2) // - 4-((7*x)/2)
(7*x)/2-((2*x)/3)+3/8-4 = 0
(-2/3)*x+(7*x)/2+3/8-4 = 0
17/6*x-29/8 = 0 // + 29/8
17/6*x = 29/8 // : 17/6
x = 29/8/17/6
x = 87/68
x = 87/68
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