3x+2xy+5xy-3x+2xy+5xy

3x + 2xy + 5xy – 3x + 2xy + 5xy
= 3x – 3x + 2xy + 5xy + 2xy + 5xy
= 7xy + 7xy
= 14xy

Hai Keizhaelvina
3x+2xy+5xy-3x+2xy+5xy
3x+(-3x)+2xy+5xy+2xy+5xy
14xy
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