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OpenStudy (anonymous):
Use the substitution method to solve the following system of equations. 9x + y = 0 18x + 4y = –8
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OpenStudy (anonymous):
okay so from 1st equation y=-9x put this value of y=-9x in second equation 18x + 4(-9x)=-8 18x-36x=-8 -18x=-8 x=8/18
OpenStudy (anonymous):
thank u
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