Answer:
-7x - 4
Step-by-step explanation:
(-7 x 2) - 6x + 9 + (-3 x 2) - x + 7
-14 - 6x + 9 - 6 - x + 7
-7x - 4
Answer:
B. because the first one has 3 sides second has 4 third has 5 and B. has 6
The perimeter should be about 66
Answer:
x = 16
y = 2
Step-by-step explanation:
A polygon with 4 sets of parallel lines would be an octagon.