X/5 - 12 = -8 x=? what

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 slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Do,h = (7, 9) (14, 18) the scale factor is