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Mathematics 18 Online
OpenStudy (anonymous):

what is elimination in algebra?

OpenStudy (anonymous):

thank you! So can you help me with this? If you wanted to eliminate the y variable by adding the two equations in the following system, what could be your first step? 5x − 6y = 6 x − y = 12 Add the two equations together Multiply the second equation by −6 Multiply the first equation by −6 Multiply the second equation by 6

OpenStudy (anonymous):

how do you solve for x?

OpenStudy (anonymous):

okay but I still need help

OpenStudy (nirmalnema):

u need to multiply the second equation by -6 there after adding them y will be eliminated and u get the value of x

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