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OpenStudy (anonymous):
4x=5y+9 8x-8y=24 solve system of equation by addition method
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OpenStudy (goformit100):
take matrix and use it to solve it....
OpenStudy (anonymous):
4x - 5y = 9 4x - 4y = 12
OpenStudy (anonymous):
subtract them it implies y = 3
OpenStudy (anonymous):
substitute y=3 in the equation and get the value of x.... if u r satisfied please add me as ur fan
OpenStudy (anonymous):
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