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x in (-oo:+oo)
3*x+1/(4^2) = 5*x // - 5*x
3*x-(5*x)+1/(4^2) = 0
3*x-5*x+1/(4^2) = 0
1/16-2*x = 0 // - 1/16
-2*x = -1/16 // : -2
x = -1/16/(-2)
x = 1/32
x = 1/32
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