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Mathematics 15 Online
OpenStudy (anonymous):

-x+5y=13 X-y=15 Elimination

OpenStudy (welshfella):

add them to eliminate terms in x Then you can solve for y Next plug in this value of y into one of the equations to work out the value of x.

OpenStudy (welshfella):

-x + 5y = 13 x - y = 15 add:- 4y = 28

OpenStudy (anonymous):

OpenStudy (anonymous):

@Kglizzy

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