Answer:
-2k + 6
Explanation:
-2k - (-5) + 1 //-1 times -5 = 5 ( - - gives +)
-2k + 5 + 1 //Combine like terms
-2k + 6
Remember you can't add or sub -2k with 6 since -2 is multiplying with k (which is constant and you don't know it's value)
//Hope this helps