Breath1234 Breath1234

11-03-2017
Mathematics

contestada

How do you work out 6(3k+5) = 39?
Please help! :)

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NguyenGiao NguyenGiao

11-03-2017

6(3k+5)=39 => 18k+30 =39 => 18k = 9 => k = 0,5

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sofiacampos sofiacampos

11-03-2017

(6 x 3k) + 6 x 5 ---> 18k + 30 = 39 ---> 18k = 39-30 ---> 18k= 9 ---> 9 divided by 18 = 0.5 so k=0.5

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