Y add 2.97 mul add mul -20.0 x_3 mul 0.915 x_1 sub mul -83.60000000000001 mul x_2 add mul -0.8190000000000001 x_4 mul -5.09 x_1 sub add mul -0.641 x_6 mul 17.1 mul x_5 x_0 mul -1.6500000000000001 div x_3 x_1