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nnoah2
nnoah2 nnoah2
  • 17-01-2017
  • Mathematics
Answered

9 = 4(3k - 4) - 7k solve the equation

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Apocrophon
Apocrophon Apocrophon
  • 17-01-2017

\(9=4(3k-4)-7k\\ 9=12k-16-7k\\ 9+16=12k-7k\\ 25=5k\\ k=5\)

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fedesuarezr fedesuarezr
  • 17-01-2017

9=12k-16-7k
25=9K
k=5
1) Break the brackets.
2) Combine like terms.
3)isolate variable.
4)solve for the variable

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