Question

sum of 2x square +3xy- 5 and 7+2xy-x squre​

Answer 1

Answer:

sum of 2x square +3xy- 5 and 7+2xy-x squre

Answer 2

Answer:

sum of 2x² +3xy- 5 and 7+2xy-x²:

2x² + 3xy - 5 + (- x² + 2xy + 7)

= 2x² + 3xy - 5 -x² + 2xy + 7

= (2x² - x²) + (3xy + 2xy) + (7 - 5)

= x² + 5xy +2

Hope it helped you....