Question

What is 2y+z-3y please​

Answer 1

-y + z

Explanation:

2y + z −3y = 2y + z + −3y = ( 2y + −3y ) + ( z ) = −y + z

I hope this helps you :D

Answer 2

-1y + z

Explanation:

2y + z - 3y [Given Expression]

-1y + z [Combine like-terms]