you want to purchase a pair of headphones for at most $115. you have $30 saved so far. you earn $7.50 per hour at your job. write and solve an inequality that represents the number of hours h that you need to work to be able to purchase the calculator

If myesha works overtime, she gets paid "time and a half" for every hour she works. in other words, for every hour over 40 hours myesha works each week, she gets her hourly pay plus half her hourly pay. what is myesha's pay per hour when she works overtime?

Solve the formula ax+ by = c for x.

Travis has decided to budget his spending money. he can spend no more than $143.15 every month. he has also decided to spend 5.2 times as much money on video games as he spends on the movies. what linear inequality describes this problem