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Your teacher is giving you a test worth 100 points containing 40 questions. there are 2 point and 4 point questions on the test. how many of each type of questions are on the test.    use a system of linear equations to solve .

Sagot :

[tex]x+y=40 \\ 2x+4y=100 \\ \\ 2x+2y=80 \\ 2x+4y=100 \\ 2y=20 \\ y=10 \\ x=30[/tex]
You've got 30 2-point questions and 10 4-point questions.

Answer:

Consider the graph and equation, y = 3x, that represent Alonso’s walking speed. What relationship is represented by this equation and graph? What would the points (3, 9) and (5, 15) represent?

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