Mathematics, 08.06.2021 18:50 grace7484

Steve gets 4 points for every correct answer and looses 1 point for every wrong answer. If he answered 30 questions and scored 20 points, write a system of equations. Group of answer choices

{+r+++w+=+30++4r+−+1w+=20+

{+r+++w+=+30++4r+++1w+=+20+

{+r+++w+=+20++4r+++1w+=30+

{+r+++w+=+20++4r+−+1w+=+30+

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Steve gets 4 points for every correct answer and looses 1 point for every wrong answer. If he answer...