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OpenStudy (anonymous):
How many solutions does this system have? -3x+6y=10 -3x+6y=-4 A. None B. One C. Infinite D. Two
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OpenStudy (solomonzelman):
subtract the equations from each other. -3x-(-3x) +6y-(+6y) = 10 - 4 -3x+3x +6y-6y = 10 - (-4) 0x + 0y = 14 0=14 so therefore it has no solution, see?
OpenStudy (solomonzelman):
I wrote 6 instead of 14, sorry.
OpenStudy (anonymous):
That makes sense.
OpenStudy (solomonzelman):
K
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