Y add -0.6920000000000001 mul pow3 add -58.1 mul 0.28600000000000003 x_0 sub mul 0.033 mul pow3 add 0.88 mul -75.4 x_3 add mul 44.800000000000004 abs add 30.3 mul -20.700000000000003 x_3 mul 6.93 x_2 mul 0.909 x_1