Question

In the equation 9 + k = 19 k =

Answer 1

9 + 10 = 19 = 76

k = 76

k = 10

Answer 2

10

Explanation:

If 9 + k = 19, we can subtract 9 from both sides to get k to be on its own.

9. + k = 19

-9. -9

k = 19-9 = 10