Answer:
<h2>
XN = 6</h2>
Step-by-step explanation:
If XY is bisector of angle AXN then: 
Sorry my points are messed up, but i hope you can see through the mess and get your points graphed!
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i hope this helps!
1:
Length: 7
Width:2
Perimeter: 18
2:
Length: 5
Width: 2.8
Perimeter: 15.6
Here you go :) have a good day
Answer:
1.)
y = 2x + 5 for x = 1
y = 2(1) + 5
y = 2 + 5
y = 7
2.) The function rule that relates the total cost of the party to the number of children n.
TCP = $60 + $4(n)