sum of all sides of triangle=180°
7x+13x+16x=180°
36x=180°
x=180°/36
x=5
angle D=7x
=7(5)
D=35°
angle E=13(x)
=13(5)
E=65°
angle F=16x
=16(5)
F=80°
angle D=35°
angle E=65°
angle F=80°
$299 and $199 adds up to 498, including the tax rate 7.5% and your total is $535.35
Answer:
I don't see any statements here.
Anyway, the answer is 8.

M = 6 - 5n hope this helps