Which of the following is the value of x?

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Ms. sutton recorded the word counts and scores of the top ten essays in a timed writing contest. the table shows her data. how does the word count of an essay relate to its score in the contest? word count tends to decrease as the score decreases. word count tends to increase as the score decreases. word count tends to remain constant as the score decreases. word count has no apparent relationship to the score of the essay.

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out