Question

(6y^2-9y+4)-(-7y^2+5y+1)

Answer 1

Answer and explanation:

`(6y^2-9y+4)-(-7y^2+5y+1)` multiply the - into
`-7y^2+5y+1`

`6y^2-9y+4+7y^2-5y-1` Now add, or subtract, everything together.

`(13y^2-14y+3)` Answer