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(4*x)/6 = 9/8 // - 9/8
(4*x)/6-(9/8) = 0
(4*x)/6-9/8 = 0
2/3*x-9/8 = 0 // + 9/8
2/3*x = 9/8 // : 2/3
x = 9/8/2/3
x = 27/16
x = 27/16
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