n a test of 15 questions, ₁ points are awarded for each correct answer while 2 points are deducted for every wrong answer (this ncludes if a question is unanswered). Alex answered 7 questions correctly and scored 13 points while Jasmine managed to score 25 points with 10 correct answers. a) Let ₁, 2 respectively represent the points awarded for each correct and incorrect (or missing) answer. Set up the equation for his problem as Ax = b, where = . Solve for ₁ and 2 [21] X2

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