theking42016 theking42016

03-02-2017
Mathematics

contestada

How to simplify 5+10(2n+7)

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dashboi007 dashboi007

03-02-2017

5 + 10 (2n + 7)
=5 + 20n + 70
=75 + 20n

U first do the brackets
10 x 2n = 20n
10 x 7 = 70

then u simplify any like variables left

5 + 20n + 70
5 and 70 are like, so add them too
75 + 20n

and thrs nothing left

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