Question

x² - [xy + yz + 2xy + {yz - 2x² - (3yz + 3x² + xy)}]​

Answer 1

Answer:

6x² -2xy +yz

Step-by-step explanation:

x² -[xy +yz +2xy +{yz -2x² -(3yz +3x² +xy)}]

x² -[xy +yz +2xy +{yz -2x² -3yz -3x² -xy}]

x² -[xy +yz +2xy +{-2yz -5x² -xy}]

x² -[xy +yz +2xy -2yz -5x² -xy]

x² -[2xy -yz -5x²]

x² -2xy +yz +5x²

6x² -2xy +yz