Any help? I need to describe the change of the equation, in terms of it getting thinner (>) or wider (<). I don't exactly understand how to do this, can anyone explain? ​

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

If wxyz is a square, which statements must be true?

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.