Here's link to the answer:
tinyurl.com/wpazsebu
Answer:
C
Step-by-step explanation:
To solve, use inverse operations:

Now we solve for both +/- 7.
x+6=7
x=1
x+6=-7
x=-13
I didn't really get the which part because we shape it to serveral factors, this is one of them
Answer:
15.7
Step-by-step explanation:
600 - 584.3 = 15.7
Answer:
n = 5
Step-by-step explanation:

Hope this helps.