Subtracting 29 from any number and dividing it by 13 gives you 15. Find any number.
15 13 [OP_MUL] 29 [OP_ADD]
var_a = 15
var_b = 13
var_c = var_a * var_b
var_d = 29
var_e = var_c + var_d
print(int(var_e))