Which expression has the greatest value?

hellppp

For each proportion find the unknown number x 1/5/8=×/15

What is the solution set of the quadratic inequality x^2-5< or equal to 0

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?