SOLUTION: Jim entered a quiz show.he got 5 points for every correct answer and losses 3 points for every wrong answers. He answered 30 questions.if he ended with 95 pointa then how many ques

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Question 998967: Jim entered a quiz show.he got 5 points for every correct answer and losses 3 points for every wrong answers. He answered 30 questions.if he ended with 95 pointa then how many questions he answered correctly?
Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
x wrong answers
y correct answers
system%28x%2By=30%2C-3x%2B5y=95%29

Most important is to pick variables and figure out the formation of that system of equations. Everything from there is just arithmetic.


....., or simple algebra of linear equations.

Try Elimination Method.


The trouble is y=24%261%2F2. This should not really make sense for the situation.