Question

Find each sum or difference. | (4y² + 2y - 8) - (7y^2 +4- y)

Answer 1

`(4y^2+2y-8)-(7y^2+4-y)^{}`

First, distribute the minus sign ( second parentheses )

`4y^2+2y-8-7y^2-4+y`

Combine like terms:

`4y^2-7y^2+2y+y-8-4`
`-3y^2+3y-12`

Option B.