1) Сумма дробей
[tex]\frac{4x+y}{2xy}+\frac{2x-6y}{2xy}=\frac{4x+y+2x-6y}{2xy}=\frac{6x-5y}{2xy}[/tex]
2) Разность дробей
[tex]\frac{4x+y}{2xy}-\frac{2x-6y}{2xy}=\frac{4x+y-(2x-6y)}{2xy}=\frac{4x+y-2x+6y}{2xy}=\frac{2x+7y}{2xy}[/tex]
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Answers & Comments
1) Сумма дробей
[tex]\frac{4x+y}{2xy}+\frac{2x-6y}{2xy}=\frac{4x+y+2x-6y}{2xy}=\frac{6x-5y}{2xy}[/tex]
2) Разность дробей
[tex]\frac{4x+y}{2xy}-\frac{2x-6y}{2xy}=\frac{4x+y-(2x-6y)}{2xy}=\frac{4x+y-2x+6y}{2xy}=\frac{2x+7y}{2xy}[/tex]