Plz I need help I need this fast​

Me. i need an answer asap. , you! select the correct answer from each drop-down menu. simplify the given polynomial and use it to complete the statement. the polynomial simplifies to an expression that is a blank with a blank degree of blank .

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Math it's appreciated. (picture provided)