Y=x-2 y=3x+1 Is (4,2)left parenthesis, 4, comma, 2, right parenthesis a solution of the system? Choose 1 Choose 1 (Choice A) A Yes (Choice B) B No

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.