7(k+1)=9-k

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Solution for 7(k+1)=9-k equation: 



7(k+1)=9-k

We move all terms to the left:

7(k+1)-(9-k)=0

We add all the numbers together, and all the variables

7(k+1)-(-1k+9)=0

We multiply parentheses

7k-(-1k+9)+7=0

We get rid of parentheses

7k+1k-9+7=0

We add all the numbers together, and all the variables

8k-2=0

We move all terms containing k to the left, all other terms to the right

8k=2

k=2/8

k=1/4

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