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21-01-2019
Mathematics

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2(9a-7) I have to simplify this idk why to do

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zsarnold2 zsarnold2

21-01-2019

18a-14 Would be your answer because you are basically distributing which is taking the number on the out side of the parenthesis and multiplying it by all the numbers inside of the parenthesis

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pandastar4 pandastar4

30-01-2019

You would times 2 by 9a because 9a-7 is in parenthesis and when it’s in parenthesis you do it first then you times 2 by -7 and get -14. Now you have 18a-14

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