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-8/5 = -4*x-3 // + -4*x-3
3-(-4*x)-8/5 = 0
4*x-8/5+3 = 0
4*x+7/5 = 0 // - 7/5
4*x = -7/5 // : 4
x = -7/5/4
x = -7/20
x = -7/20
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