blendhong200 blendhong200
  • 22-04-2019
  • Mathematics
contestada

Guys, please help me with this question.

Guys please help me with this question class=

Respuesta :

jimrgrant1 jimrgrant1
  • 22-04-2019

Answer:

2

Step-by-step explanation:

We are asked to perform the subtraction

x² + xy - 3y² - (5x² - xy + y²) ← distribute the parenthesis by - 1

= x² + xy - 3y² - 5x² + xy - y² ← collect like terms

= (x² - 5x²) + (xy + xy) + (- 3y² - y² )

= - 4x² + 2xy - 4y²

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