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OpenStudy (anonymous):
solve the system of equations using elimination x+y=-2 -x+4y=17
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OpenStudy (anonymous):
Add them together?
OpenStudy (anonymous):
(2x,21y)
OpenStudy (anonymous):
?
OpenStudy (anonymous):
Add them and eliminate x which will give you 5y=15 and y=3 so x=-5
OpenStudy (anonymous):
thank u.,.,.
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