Question

What must be taken away from 3 x² -5 xy+2y
to obtain 9x² + 3y - 2xy +7?​

Answer 1

Answer:

6x² + 1y + 3xy + 7

Step-by-step explanation:

9x² + 3y - 2xy + 7

-3x² - 2y + 5xy ( change the symbols )

Ans : 6x² + 1y + 3xy + 7