if 'y' is added to 'x' then the algebric expression written in X+y
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Step-by-step explanation:
For example, xy means "x times y." This is another reason that we go with such rarely-used letters as our variables. ... The mathematical convention (the usual way of doing things) is to write the number before the variable when multiplying numbers by variables.
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this is right answerof X+Y
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