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x in (-oo:+oo)
3*x+5*x+1/3 = 97/3 // - 97/3
3*x+5*x+1/3-(97/3) = 0
3*x+5*x+1/3-97/3 = 0
8*x-32 = 0 // + 32
8*x = 32 // : 8
x = 32/8
x = 4
x = 4
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