Y add -9.370000000000001 mul x_2 sub sub mul -65.9 x_1 mul 0.369 x_6 add add mul -0.8140000000000001 mul x_5 pow2 add -78.80000000000001 mul -0.369 x_4 sub mul 0.291 x_5 mul -0.85 mul x_7 x_3 add mul 1.8800000000000001 x_1 mul -16.5 x_0