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OpenStudy (anonymous):
How many solutions does the following system have? y = -2/3 x + 3 and 2x + 3y = 9 A one solution B no solution C infinitely many solutions D cannot be determined
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OpenStudy (anonymous):
Make both equations equal to y
OpenStudy (anonymous):
So 2x+3y=9 subtract 2x from both sides, giving you 3y=-2x+9 Now divide both sides by 3, which will give you y=-2/3x+3. They're the same exact equation, so that means it infinitely many solutions.
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