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2.6y-3/4=5y+5/2,6y-5y=3/4+5/2,y=3/4+10/4=13/4=3 1/4
3.2 1/4 +5-5y=2/3-4y,-5y+4y=-2 1/4-5+2/3,-y=-7 1/4+2/3,-y=-27/4+2/3
-y=-81/12 +8/12 -y=-73/12 y=73/12=6 1/12