$0. She got the $40 ring and then gave it back. 40-40=0.
$92 - $20 = $72, because we shouldn't take allowance into account
3 + 6 = 9, because that is the total number of hours this person works per week
We should just do this:
72 / 9 = 8
This means that this person earns $8 per hour at his part time job.
Comment: I think you got this in the wrong section but I’ll still answer it anyways.
Actual Answer: system of checks and balances
Step-by-step explanation: A system of checks and balances stops one branch of government from becoming too powerful.
Additional Note: I hope that this helps you and have a wonderful day!
30+5y_>4x
5y_>4x-30
The answer is: y_>(4/5)x-6