Simplify the following expressions:
213.75 +2.25 help​

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?

What makes a trapezoid an isosceles trapezoid?

Eden has a part time job. she is paid ? 7.20 an hour the week she worked 18 and a half hours how much is she paid