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(2*x)/5 = -(4/5+2) // + 4/5+2
(2*x)/5+4/5+2 = 0
2/5*x+14/5 = 0 // - 14/5
2/5*x = -14/5 // : 2/5
x = -14/5/2/5
x = -7
x = -7
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