As a jewelry sales person, Josefina earns a base pay of $100 per day. If she sells jewelry, she earns $15 per item. The amount of money Josefina can earn in one day can be represented by the algeraic expression $100 + $15x. What is the 15 in the algebraic expression used to calculate Josefina's pay?​

The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone

Can someone me do math because i am having a breakdown rn because i don’t get it