Question

subtract 5y2+y-3 and y2+3y-7 from y-1​

Answer 1

Answer:

5y²+y-3+y²+3y-7

5y²+y²-3-7+y

6y²-10+y

from y-1

y-1-(6y²-10+y)

y-1-6y²-10-y

y-y-1-10-6y²

-11-6y²