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5*x-(5/8) = (5/7)*x+575/616 // - (5/7)*x+575/616
5*x-((5/7)*x)-(5/8)-(575/616) = 0
5*x+(-5/7)*x-5/8-575/616 = 0
30/7*x-120/77 = 0 // + 120/77
30/7*x = 120/77 // : 30/7
x = 120/77/30/7
x = 4/11
x = 4/11
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