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Mathematics 11 Online
OpenStudy (anonymous):

solve the system by graphing. y-6x=4, 5y-30x=20 a.(-1.5,-1) b. infinite number of solutions c. no solution d. (1,1) i beleive its b. am i correct?

OpenStudy (anonymous):

b. Infinite number of solutions. These two lines are the exact same lines lying on top of each other. If you multiply the first equation by 5 you get 5(y - 6x = 4) 5y - 30x = 20 which is the other line so therefore they are the same lines.

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