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(2*x)/7-(x/5)+3+4 = 38/35 // - 38/35
(2*x)/7-(x/5)-(38/35)+3+4 = 0
(2*x)/7-(x/5)-38/35+3+4 = 0
3/35*x+207/35 = 0 // - 207/35
3/35*x = -207/35 // : 3/35
x = -207/35/3/35
x = -69
x = -69
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