A point R at (3, -6) is translated 8 units to the left and 15 units up to create R'

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + units

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)