1.

3x-5y+7;2x-y+5and2x-5y+7​

Answer»

Answer:

7x -11Y + 19

Step-by-step explanation:

3x -5y+7+2x-y+5+2x-5y+7

3x+2x+2x-5y-y-5y+7+5+7

7x-11y+19



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