Respuesta :

Answer:

10.8

Step-by-step explanation:

9k+2=99

-2     -2

9k=97

k=10.8

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