Straight Lines And Pair Of Straight Lines

Let the point \(P(\alpha, \beta)\) be at a unit distance from each of the two lines \(L_{1}: 3 x-4 y+12=0\), and \(L_{2}: 8 x+6 y+11=0\). If \(P\) lies below \(L_{1}\) and above \({ }{L_{2}}\), then \(100(\alpha+\beta)\) is equal to :