Answer:
2
Step-by-step explanation:
well first do 17-9= (17-7)-2=10-2=8
so 8=6+_
subtract 6 from both sides and you get
2=_
so the blank is 2
Four apples because the seven he ate weren't his
-1(x + 5) = -x - 5
-1(x - 5) = -x + 5
-(x + 3) = -x - 3
-(x - 3) = -x + 3
The line on the graph is going to be linear.