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Subtract (3x2-2x+5xy-7)from(8-9xy+3x2-5x)​
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4 votes
Subtract (3x2-2x+5xy-7)from(8-9xy+3x2-5x)​

User Avermaet
by
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1 Answer

4 votes

Answer:

-3x-14xy+15

Explanation:


(8-9xy+3x^2-5x)-(3x^2-2x+5xy-7)\\\\=8-9xy+3x^2-5x-(3x^2)-(-2x)-(5xy)-(-7)\\\\=8-9xy+3x^2-5x-3x^2+2x-5xy+7\\\\=(8+7)+(-9xy-5xy)+(3x^2-3x^2)+(-5x+2x)\\\\=15-14xy+0-3x\\\\=-3x-14xy+15

User Chuacw
by
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