Y add 42.6 add mul 0.5660000000000001 div x_3 mul div sub add mul -97.80000000000001 div x_1 div exp add 4.28 mul 0.196 x_7 mul inv add -7.38 mul 0.858 x_0 x_5 mul -0.745 x_7 mul 68.7 x_2 x_4 x_6 mul -42.5 x_6