The weight of the Earth is 5.9736 x 10^24 Kg. The weight of Venus is 4.8685 x 10^24 Kg. What is the combined weight of the earth and venus?


10.8421 x 10^26 Kg

10.8421 x 10^23 Kg

10.8421 x 10^25 Kg

1.08421 x 10^25 Kg


Please also explain your answer so I know how to figure this out in the future, thanks!