baileybecker baileybecker

30-11-2017
Mathematics

contestada

What value of n makes this equation true?

3(2n+1.2)=6(3n-4)

Please show work or explain how to do it. Thanks!

Respuesta :

YellowRabbit YellowRabbit

30-11-2017

3(2n + 1.2)=6(3n - 4)
6n + 3.6 = 18n - 24
6n + 3.6 + 24 = 18n - 24 + 24
6n - 6n + 27.6 = 18n - 6n
27.6 = 12n
27.6/12 = 12n/12
n = 2.3
6(2.3) + 3.6 = 18(2.3) - 24
13.8 + 3.6 = 41.4 - 24'
17.4 = `17.4
I hope this makes sense.

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