One evening 1400 concert tickets were sold for the fairmont summer jazz festival. tickets cost $20 for covered pavilion seats and $15 for lawn seats. total receipts were $24,000. how many tickets of each type were sold?

What is the value of x? enter your answer in the box. (cm)

Which statement justifies why angle ebc measures 90?

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.