Y add 88.7 sub mul -83.10000000000001 x_0 add mul 6.09 x_6 mul -52.5 mul x_5 sub mul 0.07200000000000001 x_3 sub mul -30.3 mul x_7 x_4 mul -0.134 div div x_2 x_1 add mul 0.11900000000000001 x_5 mul -6.2700000000000005 div x_4 x_6