Answer:
20
Step-by-step explanation:
3x + x + 100 = 180 (sum of angles on a straight line)
4x = 180-100
4x=80
divide both sides by 4
x=20
Answer:
B
Step-by-step explanation:
Answer:
17.
Step-by-step explanation:
<u>Divide 85 by 5 to find the unit rate:</u>
<u />
17 represents the amount of pages printed for 1 minute.
Answer:
30
Step-by-step explanation: