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Help me to do this please
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Help me to do this please

Help me to do this please-example-1
User Johannix
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1 Answer

7 votes

If x represents the mass of 1 ball in kg, then the balance shows ...

... 6x = x + 9 kg

... 5x = 9 kg

Then 6x is ...

... (6/5)·5x = (6/5)·9 kg = 10.8 kg

0.8 kg = 0.8·1000 g = 800 g

so 10.8 kg is ...

... D. 10 kg 800 g

User Anunay
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8.6k points
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