What is the solution to the equation x + 2.15 = –3.2?

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

What is not true about kl and mn? what is mn? (show your work)

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a