PLEASE HELP I’ve been stuck in this for hours and I keep failing please I am so stressed

Which transformations could have occurred to map △abc to △a"b"c"? a rotation and a reflection a translation and a dilation a reflection and a dilation a dilation and a rotation

Use the elimination method to solve the systems of equations. choose the correct ordered pair. 7x+4y=39

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m