Examine the following diagram: Which angle pairs in the diagram are supplementary
angles? Check all that apply.
O Z3 and 26
21 and 24
2
3 A
876
1
5
O 25 and 26
24 and 25
26 and 27

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14