Bryce took a quiz that consisted of true-or-false questions and multiple-choice questions. the true-or-false questions were worth 1 point each, and the multiple-choice questions were worth 2 points each. bryce only knows that he answered 8 questions correctly and earned a total of 14 points. to determine the number of each type of question that he answered correctly, he wrote the system of linear equations x + y = 8 and x + 2 y = 14. need asap