Dtrapp313 Dtrapp313

15-05-2017
Mathematics

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2a+5a is equals to what after it's solved

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apologiabiology apologiabiology

15-05-2017

it is equal to 7a

we can show that this is true because of distributive property
ab+ac=a(b+c)
2a+5a=a(2+5)=a(7)=7a

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