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OpenStudy (anonymous):
How do i know if a metod of choice problem is many solutions, no solutions, or none for -7x+7y=7 and 2x-2y=-18??
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OpenStudy (anonymous):
7y = 7x + 7 y = x + 1 2x - 2y = 18 2y = 2x - 18 y = x - 9 they are parallel and with different y-intercepts. Therfore, it's no solution/intersection
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