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(3/5)*x-8 = -64/5 // + -64/5
(3/5)*x-(-64/5)-8 = 0
(3/5)*x+64/5-8 = 0
3/5*x+24/5 = 0 // - 24/5
3/5*x = -24/5 // : 3/5
x = -24/5/3/5
x = -8
x = -8
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