Rich earns $14 each week mowing her uncle’s lawn. Sometimes she also babysits and makes $4 per hour. If she earned $34 in one week, how many hours did she babysit? Help :[

Which system of linear inequalities is graphed? can somebody please

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?

Simplify using positive exponents only.