Two and twenty-seven hundredths

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?

Define multiplicative inverse. give an example of a number and its multiplicative inverse.