joseochoa050108 joseochoa050108
  • 02-11-2020
  • Mathematics
contestada

whats the answer 9(k + 2) = 99

Respuesta :

sweetpea9546
sweetpea9546 sweetpea9546
  • 02-11-2020

Answer:

10.8

Step-by-step explanation:

9k+2=99

-2     -2

9k=97

k=10.8

Answer Link
devishri1977
devishri1977 devishri1977
  • 02-11-2020

Answer:

k = 9

Step-by-step explanation:

Use distributive rule

  9(k + 2) = 99

9*k + 9*2 = 99

   9k + 18  = 99           {Subtract 8 from both sides}

9k + 18 -18 = 99 - 18

            9k = 81              {Divide both sides by 9}

         9k/9= 81/9

k = 9

Answer Link

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