Solve the equation using mental math.

7 + r = 15

Sara needs to take a taxi to get to the movies the taxi charges $4.00 for the first mile and then $2.75 for each mile after that if the total charge is $20.50 then how far was sara’s taxi ride to the movie

Look at attachment. has all info needed. need

This graph shows which inequality? a ≤ –3 a > –3 a ≥ –3 a < –3