jackie07
jackie07
24-04-2017
Mathematics
contestada
what is x,y? using the substitution method
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AssistanceNeeded
AssistanceNeeded
24-04-2017
y= -7 and x=3 you do this by solving the problem with only one variable, then you use your answer from that (3) and then plug that in x's spot it should look like this
-4(3) -3y=9
then solve that
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