Cherie wants to go home in a taxi. she lives 7 miles away. the taxi firm charges $4 plus $1.50 per mile. how much will the fare be?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

If f(x)= 3x+6 which of the following is the inverse of f(x)

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?