Respuesta :

Answer:

21

Step-by-step explanation:

k+4=25

k=25-4

k=21

so

Answer and step-by-step explanation:

[tex]Hello!~[/tex]

[tex]Let's~solve~your~equation![/tex]

Step 1: Simplify both sides of the equation:

[tex]k+4=16-(-9)[/tex]

[tex]k+4=16+9[/tex]

[tex]k+4=(16+9)[/tex]  [tex](combine~like~terms)[/tex]

[tex]k+4=25[/tex]

Step 2: Subtract 4 from both sides:

[tex]k+4-4=25-4[/tex]

[tex]k=21[/tex]

The answer you should be getting is:

[tex]k=21[/tex]