Problema Solution
Central High's enrollment decreases at an average rate of 55 students per year, while Washington High's enrollment increases at an average rate of 70 students per year. Central High has 2176 students and Washington High has 1866 students. If enrollments continue to change at the same rate, when will the two schools have the same number of students?
Answer provided by our tutors
let 'x' represent the number of years needed to pass so that the two schools have the same number of students
2176 - 55x = 1866 + 70x
by solving we find:
x = 2.48 years
click here to see the step by step solution of the equation:
after 2.48 years the two schools will have the same number of students.