Evaluate using order of operations: 8+3(5+2) -7•2

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!

I’m really confused and need your assist me with this question i’ve never been taught