Answer:
360 whole circle minus the 60 you don't want =300
Step-by-step explanation:
In the third equation, the left side has ab.
You are solving for a, so you need a alone.
Dividing ab by b gives you a alone.
Answer: The third choice.
Answer:
$210
Step-by-step explanation:
1 ticket= 30
7 tickets = 7*30=$210