Question 783831
Order of operations PEMDAS - parenthesis, exponents, multiply and divide left to right, add and subtract left to right.  - in front of () means multiply by -1. -1 times a negative number is a positive number.  -(-x) = x.<P> 
6-6k-(-11)+10k-(-3k) = 6-6k-1*(-11)+10k-1(-3k) = 6-6k+11+10k+3k (add like terms) = 7k + 17