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23-10-2016
Mathematics

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How do you do this problem ?5y 9≤4?

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apologiabiology apologiabiology

23-10-2016

5y+9≤4
minus 9 both sides
5y+9-9≤4-9
5y+0≤-5
5y≤-5
divdie both sides by 5
y≤-1

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