Answer:
55
Step-by-step explanation:
straight lines are always 180.

Answer: 2n-8
Explanation: 2(n-6)+4 you bring 2 into the parentheses so 2 x n is just 2n
then 2 x -6 = -12
New equation 2n-12 +4
Now you combine-12 and 4 which is -8
Finale equation: 2n-8
Answer:
40 is your correct answer
Answer:
11
Step-by-step explanation:
Answer:
20% i am not 100% sure. if i am wrong, i am sorry