You can put this solution on YOUR website! 2/3+3y=5y-2/15
3y-5y=-2/15-2/3
-2y=(-2-2*5)/15
-2y=(-2-10)/15
-2y=-12/15
-2y=-4/5
y=(-4/5)/-2
y=(-4/5)(1/-2)
y=4/10
y=2/5 ans.
Proof:
2/3+3(2/5)=5(2/5)-2/15
2/3+6/5=10/5-2/15
(2*5+6*3)/15=(10*3-2)/15
(10+18)/15=(30-2)/15
28/15=28/15
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