What is the solution for this question? 2d + 9 ≠ 18

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number t of tokens james has is a function of g, the number of games he plays. write the function’s formula? t=

Opposite angles in a parrellelogram are