Use elimination to solve each system of equations. Explain your steps in complete sentences. Use the textbox to type your paragraph(s). x + y = 9

x - y = -3

SOMEONE PLS HELP ASAP!! I WILL GIVE YOU BRAINLIEST! PLS USE COMPLETE SENTENCES AND YOUR OWN WORDS!

Plz (02.03 mc) which sequence of transformations will change figure pqrs to figure p′q′r′s′? (5 points) select one: a. counterclockwise rotation about the origin by 90 degrees followed by reflection about the x-axis b. counterclockwise rotation about the origin by 90 degrees followed by reflection about the y-axis c. counterclockwise rotation about the origin by 180 degrees followed by reflection about the x-axis d. counterclockwise rotation about the origin by 180 degrees followed by reflection about the y-axis

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Aquadrilateral has exactly one pair of parallel sides. which name best describes the figure?