Answer:
<h2>x = 60</h2>
Step-by-step explanation:
I hope it helps :)

Measurement of angle DEF would equal 180 because 71 plus 109 is 180
Answer: 1 mile.
Explanation: 1/2 of an hour is 1 mile because the speed was 2 miles an hour so if you do half of that it is 1 mile.
Answer:
5.50x+10y≤800
Step-by-step explanation:
The pull bouys are $5.50 each (5.50x)
The kickboards are $10 each (10y)
And the words "at most" mean less than or equal to
Hope this helps
(can I plz have a brainliest)
D- 4 is your correct answer :)
Hope this helps