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serg [7]
3 years ago
5

Help I don't get it can u explain it to me

Mathematics
1 answer:
kap26 [50]3 years ago
3 0
You are given the masses of four planets.

Add them together, and then divide your sum by 4.

That will be the "average planet mass" for these 4 planets.

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K so its an equation      546         x
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when u do cross multiplication it will be 840x=546 * 100
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