Y add -0.14300000000000002 add add mul -10.9 mul pow2 add -38.0 mul 9.01 x_6 add sub add mul -4.98 pow3 add 0.746 mul 0.176 x_1 mul -18.2 div div x_3 x_6 x_0 mul -2.7600000000000002 x_7 mul 0.25 x_2 mul -7.72 x_5 mul -61.7 x_4