What equals 5.6 plus k equals 10?

To solve the equation 5.6 + k = 10, you need to isolate the variable "k" on one side of the equation. Start by subtracting 5.6 from both sides to get k = 10 - 5.6. This simplifies to k = 4.4. Therefore, the value of k that satisfies the equation is 4.4.