答案:D
解析:
The statement given in words translates into the equation x+(2*y)=y+(2*y)+5. This simplifies to 3*x=(3*y)+5. Then (3*x)-(3*y)=5, and so 3*(x-y)=5.It follows that x-y=(5/3).
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答案:D
解析:
The statement given in words translates into the equation x+(2*y)=y+(2*y)+5. This simplifies to 3*x=(3*y)+5. Then (3*x)-(3*y)=5, and so 3*(x-y)=5.It follows that x-y=(5/3).