Respuesta :

Answer:

k = 3.

Step-by-step explanation:

k + 4 = 7  Add -4 to both sides:

k + 4 - 4 = 7 - 4

k = 3.

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First step:
Get k by itself!
The opposite of adding is subtracting so u need to subtract 4 from both sides in order to get k by itself

K + 4 = 7
- 4 - 4

Second step:
Since 4 - 4 = 0, it cancels out. Now k is by itself and now you need to subtract 7 by 4

7 - 4 = 3

Answer:

K = 3

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