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OpenStudy (anonymous):
-5X-Y=25 3X+5Y=7 SOLVE FOR THE FOLLOWING BY ELIMINATING TH E X VARIABLE
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OpenStudy (anonymous):
HELP
OpenStudy (anonymous):
wait i solved a similar problem of urs,have u checked?
OpenStudy (anonymous):
-5X-Y=25 -5X=25+Y -X=5+Y/5 X=-5-Y/5 subsititing value of X in second equation, 3(-5-Y/5)+5Y=7 -15-3Y/5+5Y=7 -3Y/5+5Y=7+15 (-3Y+25Y)/5=22 22Y/5=22 Y/5=1 Y=5
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