Answer:
m<F = 53
Step-by-step explanation:
Exterior angles thm:
5x - 10 + 3x + 14 = 100
8x + 4 = 100
8x = 104
x = 13
m<F:
3x + 14
3(13) + 14
39 + 14
53
$13.95
14 gel pens/minute
divide the amount by time.
210/15 = 14
2x * 2x * 2x = 8x³