Question

algebraic equation
5x²-3xy+y²from 7x²-2xy-4y²​

Answer 1

Answer:

what should we have to do

Addision or subtraction

Answer 2

Step-by-step explanation:

Hope it's useful ☺

(7x sq - 2xy-4y sq) - (5x sq -3xy+y sq)

=7x sq - 2xy -4y sq -5x sq +3xy -y sq

=(7-5)x sq + (-2+3)xy + (-4-1)y sq

=2x sq +xy -5y sq