In order to open a savings account at the bank, you must have at least $25 in at all times. write an inequality to show how much money you need to have a savings account

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

With number 11 ( show how you got the answer)

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?