Question

subtract 9y^2+9xc+7fg+9 from -4y^2+4xc+3fg-7​

Answer 1

Answer:

-4y^2+4xc+3fg-7-(9y^2+9xc+7fg+9)

-4y^2 + 4xc + 3fg -7 - 9y^2 - 9xc -7fg -9

-4y^2-9y^2 + 4xc-9xc +3fg-7fg -7-9

-13y^2 -5xc -4fg -16

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