Resposta :

PaxOne

1k+6=5*(k-1)

1k+6=5k-5

5k-1k=6+5

4k=11

k=11/4

 

 

 

 S={ k = 11/4 }

 

 

 

 

 

 

1 k + 6 = 5. ( k - 1 )

1k + 6 = 5k - 5

1k -5k = - 5 -6

-4k = - 11(-1)

4k = 11

k = 11/4

 

V={  k = 11/4}

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