Use the elimination method to solve the system of equations. Choose the correct ordered pair.
6x + 2y = 8
12x+y = 22
A. (4-4)
B. (2-2)
C. (-1,1)
D. (-3, 3)

Adding and subtracting matricesfind the value of each variable. x = and y = would

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary