An arts academy requires there to be 4 teachers for every 64 students and 5 tutors for every 45 students. How many students does the academy have per teacher? Per tutor? How many tutors does the academy need if it has 99 students?

Consider the line y = -3/-2 x +6. find the equation of the line that is perpendicular to this line and passes through the point (-9,-3). find the equation of the line that is parallel to this line and passes through the point (-9,-3).

Solve 2x+y=3 x+y=5 in substitution method

41/17 as a decimal rounded to the nearest hundredth