How do you factor 20au - 12av -35xu + 21xv ?

1 Answer
May 7, 2018

therefore ( 5u-3v)(4a-7x)

Explanation:

Factor the first and second two terms individually:

=> 4a(5u-3v ) -7x ( 5u - 3v )

color(red)( "Notice " )

4a color(red)((5u-3v)) - 7x color(red)( (5u - 3v))

=> (5u - 3v ) [ 4a - 7x ]

therefore ( 5u-3v)(4a-7x)