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Mathematics 10 Online
OpenStudy (anonymous):

Select the best possible first step to solving the system by first eliminating the y variable. 5x - y = 5 7x - 3y = -1 Multiply the first equation by -3. Multiply the second equation by -3. Multiply the first equation by 3. Multiply the second equation by 3.

OpenStudy (nubeer):

multiply it with -3 and add both equations , it will eliminate y for u easily

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