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OpenStudy (anonymous):
test tour skills. which system has no solution? A.4y=2x-6 y=1/2x+1 B.3x+5y=7 4x=2y-5 C.2y=4x+2 y=1/2x+3 D.2x=5y+4 15y=6x-12
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OpenStudy (anonymous):
A
OpenStudy (anonymous):
u can just took at A's system
OpenStudy (anonymous):
look*
OpenStudy (anonymous):
A the lines are parallel.
OpenStudy (anonymous):
k
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OpenStudy (anonymous):
good job
OpenStudy (anonymous):
4y-2x=-6 2y-x=1
OpenStudy (anonymous):
the second row is a scalr multiple of 2 but constants aren't hence no solution occurs
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