Question

Which expression is equivalent to -28xy + 35y?

7y( -4xy + 5y)
7x(-4x + 5y)
7x(-4y + 5y)
7y(-4x + 5)

Answer 1

Here is your answer

d) 7y(-4x + 5)

EXPLANATION:

Given,

`-28xy + 35y`

It can be written as-

`7×(-4)xy + 7×5y`

The two terms
`<u>7×4xy</u>` and
`<u>7×5y</u>` have 7y common in them.

So, it can be further written as-

`7y(-4x + 5)`

HOPE IT IS USEFUL