You just need to factor a to get

b) five more than m
"m in addition to 5"= m+5
Answer:
They cannot be attempted from user mode.
Explanation:
We cannot attempt privileged instruction from user mode, only we can attempt from kernel mode because these instructions are exclusive for this mode.
Intersect at where x=x and y=y
see where they have the same x and y values
that is at x=-1 and y=-5
intersect at (-1,-5)