Question

Subtract 4xy-3x2y + 7xy2 - 3 from 27 - 7xy2 + 11xy

Answer 1

Step-by-step explanation:

$27 - 7xy {}^{2} + 11xy - (4xy - 3x {}^{2}y + 7xy {}^{2} - 3) \\ = 27 - 7xy {}^{2} + 11xy - 4xy + 3x {}^{2}y - 7xy {}^{2} + 3 \\ = 30 - 14xy {}^{2} + 3x {}^{2}y + 7xy$

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