Please help

1. It is true because if you take off the n's and then do it you get 7 and when you add the n's back on that is your answer 2. It is true because even if you put parentheses you still get the same answer 3.What is in the parentheses equals 0 and 5 - 0 is 5 4. You get the same answer even though the 6n and 2 are flipped flopped.

Step-by-step explanation:

my answer is$ 12

step-by-step explanation:

because 15 -2=12

no ,sorry if you needed it but you can ask and try to see if any one will anwser ,

step-by-step explanation:

by good luck mark me as brainliest

have a nice day