Relax

Respuesta :

3x - 9y - 5x - 7y

Combine like terms

( 3x + - 5x ) + ( - 9y + - 7y )

= - 2x - 16y
[tex]3x - 9y - 5x - 7y =\ \textgreater \ \\ ( 3x + - 5x ) +( - 9y + - 7y ) = \\ \\ = - 2x - 16y \\ \\ Good Luck [/tex]