Question

What is the standard form of `y= (x – 8)(x + 5)`?

Answer 1

`x^2 - 3x - 40`

Explanation:

Suggestion by Tony B about formatting:
You wrote:
))(x-8)(x+5)
=x(x+5)-8(x+5)

Write as:
`(x-8)(x+5)`
`=x(x+5)-8(x+5)`
'~~~~~~~~~~~~~~~ Your solution ~~~~~~~~~~~~~
))(x-8)(x+5)
=x(x+5) -8(x+5)
`=x^2 +5x -8x -40`
`=x^2-3x -40`