Y add 81.30000000000001 div sub mul 30.900000000000002 x_4 mul -43.2 x_6 add add mul -0.681 div div x_3 x_0 mul x_2 mul x_3 abs sub mul 87.80000000000001 x_1 mul 4.75 x_6 sub mul 59.2 x_5 mul -78.60000000000001 x_4 mul 24.700000000000003 x_4